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English for Industry Vol. 1 音声ダウンロード
English for Industry Vol. 1 音声ダウンロード
ダウンロードリスト
ダウンロードリスト
すべての
音声 (.ZIP)
一括ダウンロード
CD1 音声 (.MP3)
01 Title Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/01%20Title%20Introduction.mp3
02 Unit 1 Lesson 1 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/02%20Unit%201%20Lesson%201%20Introduction.mp3
03 Unit 1 Lesson 1 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/03%20Unit%201%20Lesson%201%20Part%201.mp3
04 Unit 1 Lesson 1 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/04%20Unit%201%20Lesson%201%20Part%202%20Section%201.mp3
05 Unit 1 Lesson 1 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/05%20Unit%201%20Lesson%201%20Part%202%20Section%202.mp3
06 Unit 1 Lesson 1 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/06%20Unit%201%20Lesson%201%20Part%202%20Section%203.mp3
07 Unit 1 Lesson 1 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/07%20Unit%201%20Lesson%201%20Part%203%20Section%201.mp3
08 Unit 1 Lesson 1 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/08%20Unit%201%20Lesson%201%20Part%203%20Section%202.mp3
09 Unit 1 Lesson 1 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/09%20Unit%201%20Lesson%201%20Part%203%20Section%203.mp3
10 Unit 1 Lesson 1 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/10%20Unit%201%20Lesson%201%20Part%204.mp3
11 Unit 1 Lesson 1 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/11%20Unit%201%20Lesson%201%20Part%205.mp3
12 Unit 1 Lesson 2 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/12%20Unit%201%20Lesson%202%20Introduction.mp3
13 Unit 1 Lesson 2 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/13%20Unit%201%20Lesson%202%20Part%201.mp3
14 Unit 1 Lesson 2 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/14%20Unit%201%20Lesson%202%20Part%202%20Section%201.mp3
15 Unit 1 Lesson 2 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/15%20Unit%201%20Lesson%202%20Part%202%20Section%202.mp3
16 Unit 1 Lesson 2 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/16%20Unit%201%20Lesson%202%20Part%202%20Section%203.mp3
17 Unit 1 Lesson 2 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/17%20Unit%201%20Lesson%202%20Part%203%20Section%201.mp3
18 Unit 1 Lesson 2 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/18%20Unit%201%20Lesson%202%20Part%203%20Section%202.mp3
19 Unit 1 Lesson 2 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/19%20Unit%201%20Lesson%202%20Part%203%20Section%203.mp3
20 Unit 1 Lesson 2 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/20%20Unit%201%20Lesson%202%20Part%204.mp3
21 Unit 1 Lesson 2 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/21%20Unit%201%20Lesson%202%20Part%205.mp3
22 Unit 1 Lesson 3 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/22%20Unit%201%20Lesson%203%20Introduction.mp3
23 Unit 1 Lesson 3 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/23%20Unit%201%20Lesson%203%20Part%201.mp3
24 Unit 1 Lesson 3 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/24%20Unit%201%20Lesson%203%20Part%202%20Section%201.mp3
25 Unit 1 Lesson 3 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/25%20Unit%201%20Lesson%203%20Part%202%20Section%202.mp3
26 Unit 1 Lesson 3 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/26%20Unit%201%20Lesson%203%20Part%202%20Section%203.mp3
27 Unit 1 Lesson 3 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/27%20Unit%201%20Lesson%203%20Part%203%20Section%201.mp3
28 Unit 1 Lesson 3 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/28%20Unit%201%20Lesson%203%20Part%203%20Section%202.mp3
29 Unit 1 Lesson 3 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/29%20Unit%201%20Lesson%203%20Part%203%20Section%203.mp3
30 Unit 1 Lesson 3 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/30%20Unit%201%20Lesson%203%20Part%204.mp3
31 Unit 1 Lesson 3 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/31%20Unit%201%20Lesson%203%20Part%205.mp3
32 Unit 1 Lesson 4 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/32%20Unit%201%20Lesson%204%20Introduction.mp3
33 Unit 1 Lesson 4 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/33%20Unit%201%20Lesson%204%20Part%201.mp3
34 Unit 1 Lesson 4 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/34%20Unit%201%20Lesson%204%20Part%202%20Section%201.mp3
35 Unit 1 Lesson 4 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/35%20Unit%201%20Lesson%204%20Part%202%20Section%202.mp3
36 Unit 1 Lesson 4 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/36%20Unit%201%20Lesson%204%20Part%202%20Section%203.mp3
37 Unit 1 Lesson 4 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/37%20Unit%201%20Lesson%204%20Part%203%20Section%201.mp3
38 Unit 1 Lesson 4 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/38%20Unit%201%20Lesson%204%20Part%203%20Section%202.mp3
39 Unit 1 Lesson 4 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/39%20Unit%201%20Lesson%204%20Part%203%20Section%203.mp3
40 Unit 1 Lesson 4 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/40%20Unit%201%20Lesson%204%20Part%204.mp3
41 Unit 1 Lesson 4 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/41%20Unit%201%20Lesson%204%20Part%205.mp3
42 Unit 2 Lesson 1 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/42%20Unit%202%20Lesson%201%20Introduction.mp3
43 Unit 2 Lesson 1 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/43%20Unit%202%20Lesson%201%20Part%201.mp3
44 Unit 2 Lesson 1 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/44%20Unit%202%20Lesson%201%20Part%202%20Section%201.mp3
45 Unit 2 Lesson 1 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/45%20Unit%202%20Lesson%201%20Part%202%20Section%202.mp3
46 Unit 2 Lesson 1 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/46%20Unit%202%20Lesson%201%20Part%202%20Section%203.mp3
47 Unit 2 Lesson 1 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/47%20Unit%202%20Lesson%201%20Part%203%20Section%201.mp3
48 Unit 2 Lesson 1 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/48%20Unit%202%20Lesson%201%20Part%203%20Section%202.mp3
49 Unit 2 Lesson 1 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/49%20Unit%202%20Lesson%201%20Part%203%20Section%203.mp3
50 Unit 2 Lesson 1 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/50%20Unit%202%20Lesson%201%20Part%204.mp3
51 Unit 2 Lesson 1 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/51%20Unit%202%20Lesson%201%20Part%205.mp3
52 Unit 2 Lesson 2 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/52%20Unit%202%20Lesson%202%20Introduction.mp3
53 Unit 2 Lesson 2 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/53%20Unit%202%20Lesson%202%20Part%201.mp3
54 Unit 2 Lesson 2 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/54%20Unit%202%20Lesson%202%20Part%202%20Section%201.mp3
55 Unit 2 Lesson 2 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/55%20Unit%202%20Lesson%202%20Part%202%20Section%202.mp3
56 Unit 2 Lesson 2 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/56%20Unit%202%20Lesson%202%20Part%202%20Section%203.mp3
57 Unit 2 Lesson 2 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/57%20Unit%202%20Lesson%202%20Part%203%20Section%201.mp3
58 Unit 2 Lesson 2 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/58%20Unit%202%20Lesson%202%20Part%203%20Section%202.mp3
59 Unit 2 Lesson 2 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/59%20Unit%202%20Lesson%202%20Part%203%20Section%203.mp3
60 Unit 2 Lesson 2 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/60%20Unit%202%20Lesson%202%20Part%204.mp3
61 Unit 2 Lesson 2 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/61%20Unit%202%20Lesson%202%20Part%205.mp3
62 Unit 2 Lesson 3 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/62%20Unit%202%20Lesson%203%20Introduction.mp3
63 Unit 2 Lesson 3 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/63%20Unit%202%20Lesson%203%20Part%201.mp3
64 Unit 2 Lesson 3 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/64%20Unit%202%20Lesson%203%20Part%202%20Section%201.mp3
65 Unit 2 Lesson 3 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/65%20Unit%202%20Lesson%203%20Part%202%20Section%202.mp3
66 Unit 2 Lesson 3 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/66%20Unit%202%20Lesson%203%20Part%202%20Section%203.mp3
67 Unit 2 Lesson 3 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/67%20Unit%202%20Lesson%203%20Part%203%20Section%201.mp3
68 Unit 2 Lesson 3 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/68%20Unit%202%20Lesson%203%20Part%203%20Section%202.mp3
69 Unit 2 Lesson 3 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/69%20Unit%202%20Lesson%203%20Part%203%20Section%203.mp3
70 Unit 2 Lesson 3 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/70%20Unit%202%20Lesson%203%20Part%204.mp3
71 Unit 2 Lesson 3 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd1/71%20Unit%202%20Lesson%203%20Part%205.mp3
CD2 音声 (.MP3)
01 Unit 2 Lesson 4 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/01%20Unit%202%20Lesson%204%20Introduction.mp3
02 Unit 2 Lesson 4 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/02%20Unit%202%20Lesson%204%20Part%201.mp3
03 Unit 2 Lesson 4 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/03%20Unit%202%20Lesson%204%20Part%202%20Section%201.mp3
04 Unit 2 Lesson 4 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/04%20Unit%202%20Lesson%204%20Part%202%20Section%202.mp3
05 Unit 2 Lesson 4 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/05%20Unit%202%20Lesson%204%20Part%202%20Section%203.mp3
06 Unit 2 Lesson 4 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/06%20Unit%202%20Lesson%204%20Part%203%20Section%201.mp3
07 Unit 2 Lesson 4 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/07%20Unit%202%20Lesson%204%20Part%203%20Section%202.mp3
08 Unit 2 Lesson 4 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/08%20Unit%202%20Lesson%204%20Part%203%20Section%203.mp3
09 Unit 2 Lesson 4 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/09%20Unit%202%20Lesson%204%20Part%204.mp3
10 Unit 2 Lesson 4 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/10%20Unit%202%20Lesson%204%20Part%205.mp3
11 Unit 3 Lesson 1 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/11%20Unit%203%20Lesson%201%20Introduction.mp3
12 Unit 3 Lesson 1 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/12%20Unit%203%20Lesson%201%20Part%201.mp3
13 Unit 3 Lesson 1 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/13%20Unit%203%20Lesson%201%20Part%202%20Section%201.mp3
14 Unit 3 Lesson 1 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/14%20Unit%203%20Lesson%201%20Part%202%20Section%202.mp3
15 Unit 3 Lesson 1 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/15%20Unit%203%20Lesson%201%20Part%202%20Section%203.mp3
16 Unit 3 Lesson 1 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/16%20Unit%203%20Lesson%201%20Part%203%20Section%201.mp3
17 Unit 3 Lesson 1 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/17%20Unit%203%20Lesson%201%20Part%203%20Section%202.mp3
18 Unit 3 Lesson 1 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/18%20Unit%203%20Lesson%201%20Part%203%20Section%203.mp3
19 Unit 3 Lesson 1 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/19%20Unit%203%20Lesson%201%20Part%204.mp3
20 Unit 3 Lesson 1 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/20%20Unit%203%20Lesson%201%20Part%205.mp3
21 Unit 3 Lesson 2 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/21%20Unit%203%20Lesson%202%20Introduction.mp3
22 Unit 3 Lesson 2 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/22%20Unit%203%20Lesson%202%20Part%201.mp3
23 Unit 3 Lesson 2 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/23%20Unit%203%20Lesson%202%20Part%202%20Section%201.mp3
24 Unit 3 Lesson 2 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/24%20Unit%203%20Lesson%202%20Part%202%20Section%202.mp3
25 Unit 3 Lesson 2 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/25%20Unit%203%20Lesson%202%20Part%202%20Section%203.mp3
26 Unit 3 Lesson 2 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/26%20Unit%203%20Lesson%202%20Part%203%20Section%201.mp3
27 Unit 3 Lesson 2 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/27%20Unit%203%20Lesson%202%20Part%203%20Section%202.mp3
28 Unit 3 Lesson 2 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/28%20Unit%203%20Lesson%202%20Part%203%20Section%203.mp3
29 Unit 3 Lesson 2 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/29%20Unit%203%20Lesson%202%20Part%204.mp3
30 Unit 3 Lesson 2 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/30%20Unit%203%20Lesson%202%20Part%205.mp3
31 Unit 3 Lesson 3 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/31%20Unit%203%20Lesson%203%20Introduction.mp3
32 Unit 3 Lesson 3 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/32%20Unit%203%20Lesson%203%20Part%201.mp3
33 Unit 3 Lesson 3 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/33%20Unit%203%20Lesson%203%20Part%202%20Section%201.mp3
34 Unit 3 Lesson 3 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/34%20Unit%203%20Lesson%203%20Part%202%20Section%202.mp3
35 Unit 3 Lesson 3 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/35%20Unit%203%20Lesson%203%20Part%202%20Section%203.mp3
36 Unit 3 Lesson 3 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/36%20Unit%203%20Lesson%203%20Part%203%20Section%201.mp3
37 Unit 3 Lesson 3 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/37%20Unit%203%20Lesson%203%20Part%203%20Section%202.mp3
38 Unit 3 Lesson 3 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/38%20Unit%203%20Lesson%203%20Part%203%20Section%203.mp3
39 Unit 3 Lesson 3 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/39%20Unit%203%20Lesson%203%20Part%204.mp3
40 Unit 3 Lesson 3 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/40%20Unit%203%20Lesson%203%20Part%205.mp3
41 Unit 3 Lesson 4 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/41%20Unit%203%20Lesson%204%20Introduction.mp3
42 Unit 3 Lesson 4 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/42%20Unit%203%20Lesson%204%20Part%201.mp3
43 Unit 3 Lesson 4 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/43%20Unit%203%20Lesson%204%20Part%202%20Section%201.mp3
44 Unit 3 Lesson 4 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/44%20Unit%203%20Lesson%204%20Part%202%20Section%202.mp3
45 Unit 3 Lesson 4 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/45%20Unit%203%20Lesson%204%20Part%202%20Section%203.mp3
46 Unit 3 Lesson 4 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/46%20Unit%203%20Lesson%204%20Part%203%20Section%201.mp3
47 Unit 3 Lesson 4 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/47%20Unit%203%20Lesson%204%20Part%203%20Section%202.mp3
48 Unit 3 Lesson 4 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/48%20Unit%203%20Lesson%204%20Part%203%20Section%203.mp3
49 Unit 3 Lesson 4 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/49%20Unit%203%20Lesson%204%20Part%204.mp3
50 Unit 3 Lesson 4 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/50%20Unit%203%20Lesson%204%20Part%205.mp3
51 Unit 4 Lesson 1 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/51%20Unit%204%20Lesson%201%20Introduction.mp3
52 Unit 4 Lesson 1 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/52%20Unit%204%20Lesson%201%20Part%201.mp3
53 Unit 4 Lesson 1 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/53%20Unit%204%20Lesson%201%20Part%202%20Section%201.mp3
54 Unit 4 Lesson 1 Part 2 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/54%20Unit%204%20Lesson%201%20Part%202%20Section%202.mp3
55 Unit 4 Lesson 1 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/55%20Unit%204%20Lesson%201%20Part%202%20Section%203.mp3
56 Unit 4 Lesson 1 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/56%20Unit%204%20Lesson%201%20Part%203%20Section%201.mp3
57 Unit 4 Lesson 1 Part 3 Section 2
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/57%20Unit%204%20Lesson%201%20Part%203%20Section%202.mp3
58 Unit 4 Lesson 1 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/58%20Unit%204%20Lesson%201%20Part%203%20Section%203.mp3
59 Unit 4 Lesson 1 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/59%20Unit%204%20Lesson%201%20Part%204.mp3
60 Unit 4 Lesson 1 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/60%20Unit%204%20Lesson%201%20Part%205.mp3
61 Unit 4 Lesson 2 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/61%20Unit%204%20Lesson%202%20Introduction.mp3
62 Unit 4 Lesson 2 Part 1
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63 Unit 4 Lesson 2 Part 2 Section 1
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64 Unit 4 Lesson 2 Part 2 Section 2
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65 Unit 4 Lesson 2 Part 2 Section 3
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66 Unit 4 Lesson 2 Part 3 Section 1
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67 Unit 4 Lesson 2 Part 3 Section 2
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68 Unit 4 Lesson 2 Part 3 Section 3
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69 Unit 4 Lesson 2 Part 4
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70 Unit 4 Lesson 2 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd2/70%20Unit%204%20Lesson%202%20Part%205.mp3
CD3 音声 (.MP3)
01 Unit 4 Lesson 3 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/01%20Unit%204%20Lesson%203%20Introduction.mp3
02 Unit 4 Lesson 3 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/02%20Unit%204%20Lesson%203%20Part%201.mp3
03 Unit 4 Lesson 3 Part 2 Section 1
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04 Unit 4 Lesson 3 Part 2 Section 2
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05 Unit 4 Lesson 3 Part 2 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/05%20Unit%204%20Lesson%203%20Part%202%20Section%203.mp3
06 Unit 4 Lesson 3 Part 3 Section 1
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07 Unit 4 Lesson 3 Part 3 Section 2
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08 Unit 4 Lesson 3 Part 3 Section 3
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/08%20Unit%204%20Lesson%203%20Part%203%20Section%203.mp3
09 Unit 4 Lesson 3 Part 4
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10 Unit 4 Lesson 3 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/10%20Unit%204%20Lesson%203%20Part%205.mp3
11 Unit 4 Lesson 4 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/11%20Unit%204%20Lesson%204%20Introduction.mp3
12 Unit 4 Lesson 4 Part 1
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13 Unit 4 Lesson 4 Part 2 Section 1
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14 Unit 4 Lesson 4 Part 2 Section 2
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15 Unit 4 Lesson 4 Part 2 Section 3
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16 Unit 4 Lesson 4 Part 3 Section 1
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17 Unit 4 Lesson 4 Part 3 Section 2
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18 Unit 4 Lesson 4 Part 3 Section 3
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19 Unit 4 Lesson 4 Part 4
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20 Unit 4 Lesson 4 Part 5
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21 Unit 5 Lesson 1 Introduction
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22 Unit 5 Lesson 1 Part 1
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23 Unit 5 Lesson 1 Part 2 Section 1
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24 Unit 5 Lesson 1 Part 2 Section 2
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25 Unit 5 Lesson 1 Part 2 Section 3
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26 Unit 5 Lesson 1 Part 3 Section 1
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27 Unit 5 Lesson 1 Part 3 Section 2
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28 Unit 5 Lesson 1 Part 3 Section 3
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29 Unit 5 Lesson 1 Part 4
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30 Unit 5 Lesson 1 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/30%20Unit%205%20Lesson%201%20Part%205.mp3
31 Unit 5 Lesson 2 Introduction
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32 Unit 5 Lesson 2 Part 1
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33 Unit 5 Lesson 2 Part 2 Section 1
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34 Unit 5 Lesson 2 Part 2 Section 2
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35 Unit 5 Lesson 2 Part 2 Section 3
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36 Unit 5 Lesson 2 Part 3 Section 1
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37 Unit 5 Lesson 2 Part 3 Section 2
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38 Unit 5 Lesson 2 Part 3 Section 3
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39 Unit 5 Lesson 2 Part 4
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40 Unit 5 Lesson 2 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/40%20Unit%205%20Lesson%202%20Part%205.mp3
41 Unit 5 Lesson 3 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/41%20Unit%205%20Lesson%203%20Introduction.mp3
42 Unit 5 Lesson 3 Part 1
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43 Unit 5 Lesson 3 Part 2 Section 1
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44 Unit 5 Lesson 3 Part 2 Section 2
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45 Unit 5 Lesson 3 Part 2 Section 3
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46 Unit 5 Lesson 3 Part 3 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/46%20Unit%205%20Lesson%203%20Part%203%20Section%201.mp3
47 Unit 5 Lesson 3 Part 3 Section 2
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48 Unit 5 Lesson 3 Part 3 Section 3
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49 Unit 5 Lesson 3 Part 4
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/49%20Unit%205%20Lesson%203%20Part%204.mp3
50 Unit 5 Lesson 3 Part 5
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/50%20Unit%205%20Lesson%203%20Part%205.mp3
51 Unit 5 Lesson 4 Introduction
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/51%20Unit%205%20Lesson%204%20Introduction.mp3
52 Unit 5 Lesson 4 Part 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/52%20Unit%205%20Lesson%204%20Part%201.mp3
53 Unit 5 Lesson 4 Part 2 Section 1
https://content.project-otc.com/wp-content/uploads/audio/ei1/cd3/53%20Unit%205%20Lesson%204%20Part%202%20Section%201.mp3
54 Unit 5 Lesson 4 Part 2 Section 2
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55 Unit 5 Lesson 4 Part 2 Section 3
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56 Unit 5 Lesson 4 Part 3 Section 1
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57 Unit 5 Lesson 4 Part 3 Section 2
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58 Unit 5 Lesson 4 Part 3 Section 3
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59 Unit 5 Lesson 4 Part 4
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60 Unit 5 Lesson 4 Part 5
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