1. She isn't  used to getting up soon to do homework ( be+used to+ving: quen làm gì)
2. What was they doing when you saw them ( họ đang làm gì khi bạn nhìn thấy họ)

3. Children aren't  allowed to swim this pool ( bị động với let dùng allowed: trẻ em không được cho phép bơi ở bể bơi này)

4. You shouldn't eat many candies last evening ( bạn không nên ăn nhiều kẹo vào tối qua)

5. How long have they lived there ( how long+have+S+V_qkpt: làm gì được bao lâu) 

`1`/ is not used to gettinf ( S + to be + used to + v ING )

`2`/ were they doing / saw ( S + was / were + v ing + when + S+V ɪɪ )

`3`/ are not let to swim ( children + are ; let + to + v inf )

`4`/ should not eat ( s + should(not) + v inf + O )

`5`/ have they lived ( hiện tại hoàn thành Have / has + S + Vɪɪɪ + O )