Unit 4水平测试
笔试部分(共80分)
◆I.单项选择(15分)
( )21. It is very cold ______ northern China in winter.
A. on B. in C. at D. To
( )22. Let’s go to the ______ this evening. There is a new movie.
A. library B. hospital C. cinema D. Shop
( )23. On National Day many shops are going to _____ their prices. The things are cheaper.
A. cut B. add C. keep D. improve
