`1,`

`->` negative : They don't listen to English every day.

`->` interrogative : Do they listen to English every day ?

`2,`

`->` negative : She doesn't play badminton every afternoon.

`->` interrogative : Does she play badminton every afternoon ?

`3,`

`->` negative : we don't play volleyball every morning.

`->` interrogative : Do we play volleyball every morning ?

`4,`

`->` negative : He doesn't do homework every night.

`->` interrogative : Does he do homework every night ?

`5,`

`->` negative : Mary and Peter don't go to work every day.

`->` interrogative : Do Mary and Peter go to work every day ?

`6,`

`->` negative : He doesn't get up at `9.00` every morning.

`->` interrogative : Does he get up at `9.00` every morning ?

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* Giải thích :

* negative : phủ định.

* interrogative : thẩm vấn , nghi vấn.

`->` dấu hiệu thì : các câu có "every day" ; "every afternoon" ; "every morning" ; "every night" `=>` thì hiện tại đơn. 

* cấu trúc áp dụng :

`(-)` S + do/ does + not + V-nguyên 

`(?)` Do/Does + S + V-nguyên ?