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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Who: ai 

Why: tại sao 

How: như thế nào

What color: màu sắc 

How much: giá tiền 

What: cái gì 

Where: ở đâu 

How many: số lượng 

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1. Who does Mary have? / How many brothers does Mary have?

2. Why is Tom late for school?

3. How does he go to work?

4. What color is their car?

5. How much does this T-shirt cost?

6. What does her mother buy?

7. Who do these books belong to?

8. Where are they from?

9. Who do you play chess with?

10. Who enjoys watching TV?

`color{orange}{~MiaMB~}`