Giải giúp mình với mình đang cần gấp

Đáp án:

11. He said that he wanted a camera for his birthday.

12. I asked him how long he was going to stay.

13. Mary asked Peter what he wanted for lunch that day.

14. Nguyen asked his teacher when he should start the computer.

15. I don't really know what to say in my graduation speech. Can you help me?

16. They can't decide what to do in this situation.

17. He wondered whether to tell that to her.

18. She was not sure who to contact.

19. He didn't know where to find more information about that.

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Câu tường thuật - dạng câu kể 

S + said to / told + O + (that) + S + V (lùi thì)

S + said + (that) + S + V (lùi thì)

Câu tường thuật - dạng Yes/No-questions 

S + asked / wanted to know / wondered + (O) +if/whether + S+ V (lùi thì)

Câu tường thuật - dạng Wh-questions 

S + asked / wanted to know / wondered + (O) +WH + S+ V (lùi thì)

Câu tường thuật - dạng câu yêu cầu, mệnh lệnh

S + told / asked / said to + (O) + to V / not to V 

S + say(s) / tell(s) + that + S+ V (k lùi thì)

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Hiện tại đơn → Quá khứ đơn 

Tương lai gần → was/were + going to + V1 

can → could

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today → that day 

this → that 

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Wh + to V