问题

Alice had graduated from university and ____as a volunteer in the countryside when I contacted her last year.

A:has been working
B:was working
C:has worked
D:had worked

正确答案是：

同类题型

He hesitated(犹豫) for a moment before kicking the ball, otherwise he _____the goal.

You have failed to do what you ________ to and I’m afraid the teacher will blame you

Generally speaking, students’ inner motivation with high expectations from others essential to their development.

_________, he could continue working in this company now.

How can you believe ____________ He is dishonest. —Oh, I see.