1. are 

2.isn't _ is_ is planting

3. are studying

4. don't do 

5. Does your father like coffee ? No , he doesn't 

were 

mk nhầm câu 4 là A 

1. B

2. A 

3. A 

4. D

1. Why don't we sing an English song ?

2. They are going to stay for two days . 

3. What are you going to do on the weekend ?