`Answer + Explai n :` 

`1.` Minh and Hoa said that they would busy the next day.

`2.` Lan said that she was told to be at school before `6:30`

`3.` Hung said that his parents were proud of his good marks.

`4.` Tu advised Hoa to stay home and do the homework.

`5.` Lien told her brother that he ought to clean his room.

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`-` Cấu trúc câu tường thuật :

`->` S `+` say(s)/said `+` (that) `+` S `+` V (lùi thì)

`-` Câu gián tiếp advise :

`->` S `+` advised `+` sb `+` (not) to Vinf : khuyên bảo ai đó...

Đáp án + Giải thích các bước giải:

`1`. Minh and Hoa said that they would be busy the following day

`2`. Lan said that she was told to be at school before `6 : 30`

`3`. Hung said that his parents were proud of his good marks

`4.` Tu advised Hoa to stay home and do the homework

`5`. Lien told her brother that he ought to clean his room

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

Câu trần thuật:

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

Câu khuyên : 

S + advised + O + (not) to V