Ex4/

8. B             9. D           10. C

Ex5/

1. B            2. D           3. C                4. A                5. C

Ex6/

1. B            2. B            3. C               4. A                5. C

Ex7:

1. Cooking is an interesting way for ralaxing.

2. Travelling by plane is more expensive than travelling by train.

3. It is necessary to take warm clothes when you travel to a cold place.

Bài lm nek

Nhớ vote cho mk 5 sao nhá 😉

Ex4.

8. B

9. D

10. C

Ex5. 

1. B

2. D

3. C

4. A

5. B

Ex6. 

1. B (start)

2. C (small)

3. A (so)

4. A (consist)

5. C (noodles)

Ex7. 

1. Cooking is found to be an interesting way of relaxing.

2. Travelling by plane is more expensive than by train.

3. It is necessary to take warm clothes when you travel to a cold place.