How I wish that I could ______ my ideas in simple and wonderful English when chatting on the net.

A. set out           B. set off  C. set over   D. set up

. We do meet now and then, but not ________.

A. freely        B. commonly C. regularly    D. presentl。

It’s a very kind offer, but I really _____ accept it.

A. mustn’t      B. needn’t  C. can’t      D. don’t

Young as he is, David has gained ____ rich experience in ____ society.

A、the; the B、a; 不填  C、不填；不填   D、不填；the

The idea for the new machine came to Mr. Baker ______ to his invention recently.

   A. while devoting  B. while devoted 

C. while he was devoted   D. while devoting himself.

　Mother insisted that the child's hands ______ before dinner.

　　　　A. should wash　　　　　　　　　　 B. be washed

　　　　C. had been washed　　　　　　　　　D. would be washed

He will _____ our class to sing at the school singing contest.

A. take place of     B. stand for             C. represent       D. representative of

Swimming alone ____ be ____ dangerous. Do be careful.

   A. need, highly     B. may, high     C. can; highly    D. can; high

The man ____ of shooting 16 schoolchildren was returned to Anhui Province police on Friday following his arrest by Beijing police, the Xinhua News Agency reported on Friday.

   A. suspected          B. suspecting      C. being suspected        D. to be suspected

Unfortunately, when I dropped in, Doctor Li _____ for Beijing to join in the fight again SARS, so we only had time for a few words.

  A. just left                     B. has just left     

C. is just leaving                 D. was just leaving