19. C

20. C (know as: bao gồm)

21. A (thủ đô)

22. D (ngôn ngữ quốc gia)

23. B

24. A (Continue + Ving: tiếp tục)

B/

I/

1. uncomfordable

2.advertised (quảng cáo)

3. Traditional

4. preparations (những sự chuẩn bị)

II/

5, F (vì "learning on your own" nghĩa là tự học)

6. F (vì những giáo viên này CÓ CHẤT LƯỢNG DẠY TỐT nên ko thể có việc "thiếu kinh nghiệm" đc)

7. F (in the afternoon and everning)

8. T (câu cuối)

III/

PART 1:

9. Because they had...carefully, they did....

10. John has just been released by the police. 

PART 2;

11. Although she is poor, she lives....

12. He wasn't experienced enough to do the job.

CHÚC BẠN HỌC TỐT!

Nếu đc thì cho mk xin ctlhn nha mk cảm ơn <3

=>
19. C divided into : chia thành
20. C known as : được biết đến như
21. A thủ đô
22. D national language : ngôn ngữ quốc gia
23. B widely
24. A continue Ving : tiếp tục làm gì

B/
I/
1. uncomfortable
2. advertised
3. Traditionally
4. preparation

II/
5. F 
6. F
7. F
8. T

III/
1/
9. Because they had reviewed the lessons carefully, they did the test very well.
10. John has just been released by the police.
2/
11. Although she is poor, she lives in happiness.
12. He wasn't experienced enough to do the job.