1. The teacher said to us, “Do your homework carefully!”

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2. He said to me, “Don’t make such a bad mistake again !.”

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3. Magaret said to Paul, “Please don’t put your bag on my hat.”

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1. The teacher told us to do our homework carefully

=> told sb to do: bảo ai làm gì

2. He told me not to make such a bad mistake again

=> told sb not to do: bảo ai không được làm gì

3. Magaret told Paul not to put his bag on her hat

=> told sb not to do: bảo ai không được làm gì