Công thức thì HTĐ (V: tobe)

(+) S + am/is/are ..

(-) S + am/is/are + not .. 

(?) Am/Is/Are + S + ... ? 

I + am

S số ít, he, she, it + is

S số nhiều, you ,we, they + are

Công thức thì HTĐ (V: thường)

S số ít, he, she, it 

(+) S + Vs/es

(-) S+ doesn't + V1 

(?) Does +S +V1?

S số nhiều, I, you, we, they

(+) S + V1 

(-) S+ don't + V1 

(?) Do + S+ V1? 

DHNB: always, usually, sometimes, often, never, seldom,....

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

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

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Bài 1:

3. You aren't beautiful.

4. Are you beautiful? 

5. He is a student.

6. Is he a student?

7. She is loud.

8. She isn't loud.

9. It isn't a nice day.

10. Is it a nice day?

11. We are good boys.

12. We aren't good boys.

13. You are my friend.

14. Are you my friend? 

15. They are late.

16. They aren't late.

17. I don't have a bike.

18. Do I have a bike?

19. You don't have a camera.

20. Do you have a camera?

21. He likes rap.

22. Does he like rap?

23. She eats meat.

24. She doesn't eat meat.

25. It doesn't have a window.

26. Does it have a window?

27. We like dogs.

28. We don't like dogs.

Bài 2:

1. am doing 

DHNB: right now 

2. aren't working 

DHNB: at the moment 

4. are forgetting 

5. are you meeting 

DHNB: tomorrow 

6. is waving 

DHNB: Look! 

7. am eating 

DHNB: today 

8.  Are the sea levels rising 

`color{orange}{~MiaMB~}`