The young man acted strangely during the interview. He made a bad ________on the employer. 

A.expression   B. impression   C. experience    D. opinion

 Hardly ______ his work _______ the telephone rang.

  A. had he finished; when         B. did he finish; when

  C. he had finished; than          D. he finished; than

 Having arrived at the station, _____.
　A. it was found that the train had left     B. the train had left
　C. the train was found left              D. he found that the train had left

Joan always helps her father even if going to school ________ most of her day.

   A. saves up               B. makes up             C. takes up             D. puts up

He failed the mid­term examination and only then________how much time he had wasted.

A．he realized  B．did he realize  C．he had realized D．had he realized

Don’t play computer games any longer；you must________what is important for your future development. 

A．depend on   B．concentrate on  C．base on   D．take on

The tower________in the 1800s is the oldest building in this area.

A．to be completed  B．completing C．completed  D．being completed

Mr Li kept in________touch with his students while he was in Australia.

A．constant   B．instant  C．content    D．consistent

We all know that，________，the situation will get worse.

A．not if dealt carefully with                    B．if not carefully dealt with

C．not if dealt carefully with                    D．not if carefully dealt with

I’d be grateful if you would send me a reply at your earliest________.

A．preference  B．pleasure  C．convenience D．connection