- Unit 1 (Answers p7; Translation p13 by Sarom)
- Unit 2 (Answers p12. Highlight p22. Translation p24)
- Unit 3 (Thắc mắc về từ "why" xem p7; Answers in p10)
- Unit 4 (Answers p12)
- Unit 5 (answers & notes p10)
- Unit 6 (Answers p11)
- Unit 7 (Answers p9)
- Unit 8 (Answers p8)
- Unit 9 (Answers p6)
- Unit 10 (Answers p7)
- Unit 11 (Answers p5)
- Unit 12 (Answers p10)
- Unit 13 (Answers p11- Translation p18)
- Unit 14 (Answer page 8)
- Unit 15 (Answers page 8)
- Unit 16 (Answers in p8)
- Unit 17 (Answers in p4)
- TEST - PART I: Phonetic symbols
- TEST - PART II: Audio (transcript page 2)
- Unit 18 (Answers in p7)
- Unit 19 (Answers in p8)
- unit 20 (Answers in p9)
- unit 21 (Answers page 9)
- unit 22 (Answers p8)
- unit 23 (Answers p5)
- unit 24 (Answers p3)
- unit 25 (answers p4)
- Unit 26 (Answers p4)
- Unit 27 (Answers p4)
- Unit 28 (Answers p4)
- Unit 29 (Answers p4)
- Unit 30 (Answers p5)
- Unit 31 (Answers p5)
- Unit 32 (Answers p5)
- Unit 33 (Answers p3)
- Unit 34 (Answers p4, translation p6)
- Unit 35 (Answers p4)
- Unit 36 (answers p4 - Translation p7)
- Unit 37 (Answers p5)
- Unit 38 (answers p5)
- Unit 39 (Answers p4)
- Unit 40 (Answers p4)
- Unit 41 (Answers p4)
- Unit 42 (Answers p5)
- Unit 43 (Answers p5)
- Sự cố với Unit 44
- Unit 44 (post lại)
- Unit 45 (Answers p4)
- Unit 46 (Answers p3)
- Unit 47 (Answers p4)
- Unit 48 (Answers p5)
- Unit 49 (Answers p3)
- Tổng hợp các bài Nghe
- Unit 50 (Answers p3)
- Unit 51 (Answers p6)
- Unit 52 (Answers p6)
- Unit 53 (Answers p5, Translation p8 by Ngọc Nga)
- Unit 54 (Answers p5 - Translation p8)
- Unit 55 (Answers p3, Translation p4-5)
- Unit 56 (Answers p4 - Translation p5)
- Unit 57 (Answers p2)
- Unit 58 (Answers p4)
- Unit 59 (Answers p5)
- Unit 60 (Answers p4 - Translation p5)
- Unit 61 (Answers p3 - Translation p4)
- Unit 62 (Answers p3 - Translation p5)
- Unit 63 (Answers p3 - Translation p5)
- Unit 64 (Answers p3)
- Unit 65 (Answers p5 - Translation p6)
- Unit 66 (Answers p3)
- Unit 67(Answers p4- Translation p5)
- Unit 68 (Answers p3)
- Unit 69 (Answers p3)
- Unit 70(Answers p2)
- Unit 71 (Answers p3)
- Unit 72 (Answers p3)
- unit 73 (Answers p2)
- unit 74 (Answers p2)
- unit 75 (Answers p3)
- Unit 76 (Answers p3)
- Unit 77 (Answers p5)
- Unit 78 (Answers p4)
- Unit 79 (Answers p3)
- unit 80 (Answers p3)
- Unit 81 (Answers P3)
- Unit 82(Answers p3)
- cách học nghe theo special English
- Unit 83 (Answer p3)
- Unit 84 - Answers p.4
- Unit 85 - Growing Crops with Less Water- Answers p3
- Unit 86 - US: Many Schools Accept the IELTS
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