Thanks _______the Great Green Wall, the land produces more food.
| A． for | B．to | C．of | D．by |
----what’s this in English，Maria ?
-----It's ________map．
A．a B．an C. The
Li Ping’s mother was angry with him because he spent all he had an MP5.
A. to buy B. buying C. bought
Computers are very useful in our lives, but they must properly.
A. use B. be using C. be used
— Beibei, is Mr. Chen in the office?
— No. He for half an hour.
A. left
B. has left
C. has been away
— What’s the time, please?
— Sorry, I have no idea. There is wrong with my watch.
A. something B. nothing C. anything