Please tell me how the accident ________．I am still in the dark．

A．came by

B．came upon

C．came to

D．came about

He fell ________ a rock in his walk and ________ to his feet．

A．over; struggled

B．over; rose

C．off; rose

D．on; struggled

After the long-distance race, the woman athlete's legs almost ________．

A．gave out

B．gave in

C．gave up

D．gave away

The driver pulled ________ his car when the traffic lights changed．

A．on

B．up

C．together

D．at

－Are you going to the concert to be held in the hall?

－No．The ticket is ________ expensive for me．

A．far too

B．very much

C．a lot of more

D．too much

Bill Gates ________ his vast fortune to help African people．

A．gave away

B．gave out

C．gave up

D．sent for

Excuse me, do you have any band aid?I have my finger ________．

A．hurt

B．wounded

C．wound

D．painful

So badly ________ in the car accident that he had to stay in hospital for several weeks．

A．did he injure

B．he injure

C．was he injured

D．he was injured

Don't ________ their quarrel．It's none of your business．

A．involve

B．be involved in

C．involved in

D．involved on

Tom built a science lab ________ his own ________ his spare time．

A．on; in

B．on; of

C．of; of

D．of; at