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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Các từ để hỏi (WH):

- What : cái gì 

- Where: ở đâu

- How much: số lượng

- How:như thế nào

- How old: tuổi

- When: khi nào 

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1. What is the highest mountain in the world?

2. Where is the Grand Canyon?

3. How much rain per year does the Atacama desert receive?

4. How long is the Nile River?

5. How old is Mt. Everest?

6. What is twice as tall as Niagara Falls?

7. When was Thien Duong Cave discovered?

8. How can visitors visit Huong Pagoda?

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