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,....

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There is

(+) There is + a/an + N số ít

(-) There isn’t + a/an + N số ít

(?) Is there + a/an + N số ít?

→ Yes, there is

→ No, there isn’t

There are

(+) There are + số lượng  + N số nhiều

(-) There aren’t + any + N số nhiều

(?) Are there + any + N số nhiều?

→ Yes, there are

→ No, there aren’t

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1. Are / we are 

2. Do / they don't 

3. Is / he is

4. Is / there isn't 

5. Is / she is 

6. Are / they aren't 

7. Does / she doesn't 

8. Do / they do 

9. Are / there are

10. Is / it isn't 

11. Is / It is

12. Are / they aren't 

`color{orange}{~MiaMB~}`