1. Linh is reading books in the library.

=> Where is Linh reading books?

2. The boys are playing in the garden.

=> What are the boys doing in the garden.

3. We mustn't drink and eat in the classroom.

=> What we musn't do in the classroom?

4. We sometimes stay up late on saturday night

=> How often do you stay up late Saturday night?

5. Many girls do aerobics at the weekend.

=> When do many girls do aerobics?

6.The newsreader usually gets to work by bus.

=> How do the newsreader usually get to work?

7. She misses a wekk's lesson because of het illness.

=> Why does she miss a week's lesson?

`1` Where is Linh reading books?

`->` Cấu trúc : WH_Q + tobe + S + V-ing ?

`2` What are the boys doing in the garden ?

`->` Cấu trúc : WH_Q + tobe + S + V-ing ?

`3` What do we mustn't do in the classroom?

`->` Cấu trúc : What + do/does + S + must + V-inf ?

`4` How often do you stay up late Saturday night?

`->` Cấu trúc : How often + do/does + S + V-inf ?

`5` When do many girls do aerobics?

`->` Cấu trúc : WH_Q + do/does + S + V-inf ?

`6` How do the newsreader usually get to work?

`->` Cấu trúc : WH_Q + do/does + S + V-inf ?

`7` Why does she miss a week's lesson?

`->` Cấu trúc : WH_Q + do/does + S + V-inf ?