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 TLĐ

(+) S + will + V1 

(-) S + won't + V1 

(?) Will + S+ V1? 

DHNB: in the future, in + năm ở TL, in + time, next week, next year, ....

Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,....

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Wh + should / shouldn't + S+ V1? 

Wh + can + S+ V1? 

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Where: ở đâu 

How long: bao lâu 

Why: tại sao 

When: khi nào 

How old: tuổi 

What: cái gì 

How: như thế nào 

Which: nào 

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1. Where does your family usually go on the first day of Tet?

2. How long does Tet last? 

3. What should people do before Tet?

4. Why shouldn't people eat duck meat at Tet?

5. When will you visit your relatives? 

6. How old is Everest? 

7. Where is the Grand Canyon?

8. What is the highest mountain in the world? 

9. How can visitors get to Angel Fails?

10. Which falls are twice as tall as Niagara Falls? 

11. How long have you lived in New York?

12. How has the weather in Stockholm been? 

`color{orange}{~MiaMB~}`