John smoked cigarettes when he was a young man

John smoked cigarettes when he was a young man

Đề bài: John smoked cigarettes when he was a young man. => John used ….

Lời giải:

Đáp án: John used to smoke cigarettes when he was a young man.

Giải thích: used to Vinf: đã từng có thói quen gì

Dịch: John từng hút thuốc lá khi còn trẻ.