His report was so exciting that it was ________ interrupted by applause(掌声)．

A．constantly

B．constant

C．seldom

D．never

He asked us to ________ him ________ carrying through their plan．

A．assist; with

B．help; to

C．assist; in

D．help; with

I ________ sight of an empty seat at the back of the bus and went directly there．

A．lost

B．caught

C．looked

D．took

The film ________ him ________ what he had seen in China．

A．reminded; to

B．remembered; of

C．recalled; with

D．reminded; of

－We didn't find the Blacks ________ the lecture．

－No one had told him about ________ a lecture the following day．

A．attend; there to be

B．attend; there being

C．attended; there be

D．attending; there was

________ our teacher will allow ________ early after examination?

A．Who do you think; leaving

B．Who do you think; to leave

C．Do you think who; leaving

D．Do you think who; to leave

Helping others is a habit, ________ you can learn even at an early age．

A．it

B．that

C．what

D．one

Statistics show that men have ________ as women do for every mile they drive．

A．serious accidents as twice many

B．twice as many serious accidents

C．twice serious accidents as many

D．serious accidents as many twice

The largest collection ever found in England was one of about 200, 000 silver coins, ________ over 600 years old．

A．all of which

B．all of it

C．all of that

D．all of them

I'm afraid I'm not ________ to help with the show, for I am fully occupied with my own project．

A．dependable

B．convenient

C．available

D．accessible