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 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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tomorrow --> the next day / the following day 

will --> would 

HTD --> QKD

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14. He told the servant to bring him some hot water.

15. Mary asked Tom to open the box for her.

16. The teacher asked Tom to be careful.

17. He asked Mary to write that exercise out carefully.

18. He asked them not to be late the next day.

19. Tom told Bill not to forget to turn off the light before he came upstairs.

20. Ann begged her boyfriend not to drive so fast.

21. Lan said that she wouldn't do it the next day.

`color{orange}{~MiaMB~}`

Giải thích:

Câu gián tiếp dạng mệnh lệnh, yêu cầu:

`-` S + told/asked/advised `+` sb `+` (not) to V0..

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`14,`  He told the servant to bring him some hot water.

`15,` Mary asked Tom to open the box for her, please.

`16,` The teacher asked Tom to be careful.

`17,` He asked Mary to write that exercise out carefully.

`18,` He asked them not to be late the next day. 

tomorrow -> the next day 

`19,` Tom told Bill not to forget to turn off the light before coming upstairs.

`20,` Ann begged her boyfriend not to drive so fast.

`21,` Lan said that she wouldn't do it the next day. 

Câu gián tiếp dạng trần thuật:

`-` S `+` told/said `+` that `+` S `+` V(lùi thì)…

Lùi thì: 

I -> she 

won't -> wouldn't

tomorrow -> the next day.