问题

Haven’t seen you for ages! Where have you been—I went to Ningxia and there for one year, teaching as a volunteer.

A:stayed
B:stay
C:had stayed
D:am staying;

正确答案是：

同类题型

Last Saturday was Mary’s birthday.

Tom， you mustn’t swim in the river. It’s too ________.

The officer insisted the young girl______a thief and orderedshe______free.

He devoted himself ________ to his research work, having no time to play

Who would you rather ________ the watch