E-mail, as well as the telephone, _____an important part in daily communication.

A．is playing              B．have played               C．are playing       D．play

I’d like to arrive 20 minutes early ________I can have time for a cup of tea.   

A．as soon as        B．as a result of     C．in case                      D．so that

 The head office of the bank is in Beijing, but it has _______ all over the country.

A．companies                 B． branches                  C．organizations   D．businesses

 He went home for lunch____ the clock struck twelve.   

A. while                        B. immediately              C.  right away                  D. at once

______ the day went on, the weather got worse.  

A. With               B. Since                         C. While                     D. As

It was not ______she took off the glasses ________ I realized she was a famous film star.     

A. when; that                B. until; that          C. until; when        D. when; until

 They talked for about an hour of things and persons _____ they remembered in the school. 

A. which              B. that                           C. who                           D. whom

The annual Christmas party last night was _____success. We sang and danced until it came to ____end at 12∶30.

A．a；an   B．a；the    C．the；an      D．/；an

Your suggestion on how to improve English writing ability is too general. Could you make it more _______?

A. particular       B. specific        C. special       D. relaxing 

------Is your father a teacher of English in the No.l Middle School?

-------No! But he _________ English there for ten years.

A. has taught      B. has been teaching     C. taught         D. had taught