1/ They agree to go skateboarding after school ( negative)

--> I

2/ A game of volleyball doesn't take long ( question)

-->

3/ Many teenagers learn to drive when they are seventeen ( question)

-->

4/ The teacher often uses the interactive whiteboard ( question)

-->

1. They don't agree to go skateboarding after school

2. Does a game of volleyball take long?

3. When do many teenagers learn to drive?

4. What does the teacher often use?

*Vì k có gạch chân ở phần cần hỏi nên t làm theo cá nhân nhé.

 Cấu trúc chung thì HTĐ có trợ V:

  (-) S + do't/doesn't + V_inf

  (?) Do/Does + S + V_inf?

`1.`

`⇒`$\text{I don't agree to go skateboarding after school}$. `(câu phủ định)`

`2.`

`⇒`$\text{Does a game of volleyball take long ?}$`(câu hỏi)`

`3.`

`⇒`$\text{Do many teenagers learn to drive when they are seventeen ?}$`(câu hỏi)`

`4.`

`⇒`$\text{Does the teachers often use the interactive whiteboard ?}$`(câu hỏi)`

Giải thích: (`-`) `S  +`  `do`/`does`  `+` `(not)  +  ....`

(`?`) `Do`/`Does`  `+` `(not)  +  S  +  ........`