The teacher, as well as 6 girls and 8 boys of her class, ________ visiting a museum when the earthquake struck．

A．was

B．were

C．had been

D．would be

－Did you study Japanese?

－No, I didn't．I just sort of ________ when I lived in Japan．

A．picked it up

B．gave it up

C．put it up

D．took it up

It is believed that there's little chance that mankind would ________ a nuclear war．

A．stand

B．persuade

C．transform

D．survive

The English play ________ my students acted at the New Year's party was a great success．

A．for which

B．at which

C．in which

D．on which

Shirley said that she would have a two-week holiday in July, ________, I think, is impossible．

A．it

B．that

C．when

D．which

－Would you like to go to the art gallery or stay at home?

－________．

A．Oh, let's go．

B．I'd prefer to．

C．I'd rather stay at home

D．Ok, I prefer art．

His brother is ________ university student of ________ biology, and will graduate next year．

A．a; 不填

B．an; 不填

C．a; the

D．an; the

－Good morning．Can I help you?

－I'd like to have this package ________, madam．

A．be weighed

B．to be weighed

C．to weigh

D．weighed

Once lost, ________．

A．it's hard to get such a chance again

B．to get such a chance will be difficult

C．we can never get such a chance again

D．such a chance might never come again

He is a policeman, easily ________ by his uniform．

A．marked

B．distinguished

C．watched

D．seen