Giúp mình với ạ ! Mình cảm ơn 

`1.` I don't know where to visit this summer vacation.

`2.` Could you tell me who to ask for advice`?`

`3.` She wondered what to write in the final essay.

`4.` I have no idea who to contact in case of emergency.

`5.` They can't decide when to leave for America.

`6.` He asked himself what to send her as a present.

`----------------`

`-` Cấu trúc "Wh-q `+` to V-inf" `:`

`->` S `+` V `+` Wh-q `+` S `+` ĐTKT (should/can/ ...) `+` V-inf `+` ...

`=` S `+` V `+` (O) `+` Wh-q `+` to V-inf 

`+` Chúng ta thường sử dụng các động từ ask, wonder, (not) be sure, have no idea, (not) know, ... trước từ để hỏi `+` to V.