What /you/use to do/your free time/a child?
A. What did you use to do in your free time as a child?
B. What did you use doing in your free time as a child?
C. What do you used to do in your free time when a child?
D. What were you used to do in your free time as a child?
Đáp án đúng là: A
Cấu trúc used to Vnt: diễn tả thói quen trong quá khứ
Dịch: Bạn thường làm gì vào thời gian rảnh khi còn là một đứa trẻ?
Although the traffic was bad yesterday, I arrived at the meeting on time.
It is impossible to cross the road in the rush hour because of the traffic.
I spoke slowly and clearly. I wanted the foreigner to understand me.
I think you'll find the house easily, as the directions are quite clear.