III/

1.My brother is going to school

2.Are you eating an ice- cream

3.I'm having breakfast with my family at the restaurant now

4.What books are you buying?

5.Thu is correcting the execrise.

IV/

1. can

2. must

3. must

4. cann't

5. can

6. mustn't

Bài 3

1.My brother is going to school.

2.Are you eating an ice- cream.

3.I'm having breakfast with my family at the restaurant now.

4.What books are you buying?

5.Thu is correcting the execrise.

Bài 4

1.The light are green.You can turn left.

2.You must be careful. There are a lot of car.

3.You must do your homework before going to class

4.I can't go out with you. T must take care of my brother

5.What can we do when you meet a child on the street?

6.You mustn't go to school late

Gửi bạn câu trả lời của mình, bạn có thể tham khảo,mong bạn nhận, xin bạn vote cho mình 5 sao, cảm ơn, và câu trả lời hay nhất ( hoặc tùy bạn nhưng mình vẫn xin vì nhóm mình đang hơi ít điểm và mình đang cố gắng lên hạng hiểu biết nên vẫn mong bạn ủng hộ ). Chân thành cảm ơn bạn. Chúc bạn học tốt <3