Chi tiết câu hỏi

ID:61726

Độ khó: Nhận biết

Tom did his homework and then he went to bed.

After Tom had done his homework, he went to bed. and Having done his homework, Tom went to bed. are correct

Having done his homework, Tom went to bed.

After Tom had done his homework, he went to bed.

Doing his homework, Tom went to bed.

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