It was necessary to _____ the factory building as the company was doing more and more business.

extend        B. increase       C. lengthen       D. magnify

Trouble was expected at the football match, so the police truned out________force.

A.  under      B.  on        C.  in           D.  by 

_____ with a big family ,the man worked hard day and night.

A. Loading           B.Having loaded        C. Loaded            D. Being loaded

他热烈祝贺我考试取得好成绩。

——There must be a dozen pens in this house but I can never find one when I need one.

——Keep looking. ____ is sure to turn up.

Some tourists think that the beauty of mountains is greater than ______ of deserts.

A．one                   B．those        C．the one   D．that

This wine isn’t bad; I’m begining to_______ a taste for it.

A. be used to     B.acquire        C. achieve       D. attain

 The old woman had a letter from her son in the army_____ to her.

A. read  B. write  C. written   D. received

—When did he leave the classroom?

—He left       you turned back to write on the blackboard.

A．the minute                  B．the time              C．until                   D．before

China sent up Shenzhou VII manned spaceship into spaceship successfully, which shows that science and technology ______ rapidly in China.

 A. has been developing  B. develops  C. developed    D. has developed