Look and answer the questions.

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

I + am

S số ít, he, she, it + is

S số nhiều, you ,we, they + are

DHNB: now, right now, (!), at present, at the moment,.....

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1. Tom and Rose are walking.

2. My classmates are running.

3. Mary is swimming.

4. He is taking off his jacket / clothes.

5. They are jumping.

6. They are taking photos.

7. He is wearing a jacket.

8. She is singing.

9. My classmates are driving a car.

10. Tom and Lucy are playing bowling.

11. Peter is diving.

12. Alex is taking photos.

13. David is climbing a tree.

14. They are skiing.

15. They are reading books.

16. KHÔNG CÓ HÌNH

`color{orange}{~MiaMB~}`