问题

What a pity! I missed meeting my boss atthe airport because my car was _____ in the traffic jam.

A:difference
B:kept back
C:held up
D:kept on

正确答案是：

同类题型

.I have ______ all my papers but I still can’t find my notes.

We don’t know Jack Bruce.

Tom, can you help me _______ the homework to your classmates -Of course. I’d love to.

When the teacher walked into the classroom,the students ____ at once.

Mr. Wang is a teacher. He ______ in this school for 20 years.