—Who taught Zhu Zhiwen to sing?
—________! He learned singing by himself.
A. Everybody B. Somebody C. Nobody
I don’t understand the text________ there are few new words in it．
| A．so | B．because | C．if | D．though |
---You ________ my dictionary for half a year．---Sorry．I’ll return it soon．
| A．kept | B．borrowed |
| C．have kept | D．have borrowed |
--- _______ terrible weather it is!---It is said that it will get ______ later．
| A．What，bad | B．What，worse |
| C．How，bad | D．How，worse |
Nothing can stop the Sandstorm ___________ more and more trees are planted．
| A．unless | B．if | C．when | D．while |
My mother was angry with me because I____________ last night .
| A．am seen to play computer games |
| B．was seen to play computer games |
| C．was seen play computer games |
| D．am seen play computer games |