1c

2b

3a

4b

5c

6c

7d

8d

I.

1.C

2.A

3.A

4.C

5.C

6.C

7.A

8.A

II

i:  cheap, see, meal, convenient, sea, peaceful, beach, police, sleepy, leave, teen, street

i   slim, noisy, thing, exciting, village, busy, historic, river, friendly, sit, milk, city

III.

1. D

2.D

3.B

4.C

5.D

6.D

7.B

IV.

1.D

2.D

3.C

4.A

5.B

6.B

7.A

8.B

9.D

10.A

11.C

12.A

13.B

14.B

15.B

16.C

17.D

18.B

19.A

20.D

V.

2. Scotland is colder than Athens

3. Chinese is more difficult than English

4. true

5. Football is better than volleyball

6. A novel is longer than a short story

VI.

3. busier

12. longer

còn lại đúng rồi ạ