01 Unit1 Section A1b
01:0502 Unit1 Section A2a
01:3403 Unit1 Section A2b
01:3504 Unit1 Section A2d
00:4605 Unit1 Section B1c
01:0506 Unit1 Section B1d
01:0207 Unit1 Section B2b
01:5308 Unit1-Pronunciation 1
00:2709 Unit1-Pronunciation 2
00:3611 Unit 2 Section A1b
00:3810 Unit1-words
04:5412 Unit 2 Section A2a
00:5613 Unit 2 Section A2b
00:5314 Unit 2 Section A2d
00:4517 Unit 2 Section B2b
02:1715 Unit 2 Section B1c
01:1816 Unit 2 Section B1d
01:1418 Unit 2 Pronunciation
01:1020 Unit 3 Section A1b
01:0119 Unit 2 words
03:5221 Unit 3 Section A2a
00:5822 Unit 3 Section A2b
00:5623 Unit 3 Section A2d
00:4125 Unit 3 Section B1d
01:2526 Unit 3 Section B2b
01:5024 Unit 3 Section B1c
01:2129 Unit 4 Section A1b
01:3027 Unit 3 Pronunciation
00:4628 Unit 3 words
04:1230 Unit 4 Section A2a
01:18