Xi’an is a city with many places of interest and _____ tourists come here every year.
| A．thousand of | B．thousand |
| C．thousands | D．thousands of |
Mary lost her bagschool.
| A．on her way to | B．on her way |
| C．in her way to | D．in her way |
is necessary that you start training a few months before the walk.
| A．This | B．That |
| C．What | D．It |
—Is your father a teacher?
—Well, he _______.
| A．used to | B．was used to |
| C．used to be | D．is used to be |
—Do you spend a lot of timecomputer?
—No, but I spend much time doing my homework.
| A．on; in | B．in; on |
| C．on; on | D．in; in |
Mum, I’m hungry now I didn’t have breakfast this morning.
| A．because | B．because of |
| C．and | D．But |