Test for Units 1-2  
第I卷   (选择)
I:单项填空(共15小题;每小题1分,满分15分)
1.The actress has to ___a diet to lose weight because she is to act a pretty slim girl in a film.  
 A.take on       B.carry on   C.go on            D.have on  
2.The books in the largest library of the city could _____ all the information we need.
A.offer                   B.supply        C.provide                   D.present
3.---____ you go so soon?                          
---Yes, I ______.  
A.Can; must       B. Must; must       C. Have to; needn’t            D. Must; have
4.I soon found that the work I was doing had already been done by someone else—_____, I was wasting my time.  
A.to make things worse   B.in other words   C.at the same time   D.for another thing