Mary has two brothers, ________ are doctors.
| A．both of they | B．both of whom | C．both of them | D．whom of both |
It had never ____ to him that he might be falling in love with her.
| A．occurred | B．struck | C．happened | D．hit |
—Tom, you should avoid____ late for class.
—I' m sorry. I won' t be late again.
| A．being | B．be | C．to be | D．to be being |
The survey shows that urban students spend about twice ___ money the ones from rural areas do.
| A．the amount of | B．more than | C．as more as | D．as much as |
Partly _____ about his lost love, he occupied himself with office work.
| A．forgetting | B．to have forgotten | C．having forgotten | D．to forget |
We had planned to arrive at the park at 9 in the morning, but the car _____ halfway.
| A．broke away | B．broke down | C．broke up | D．broke into |