23. The day ______ she spent with us was never to be forgotten.
| A．when | B．on which | C．that | D．in which |
There were signs here and there, _____ people to look out for ___rocks.
| A．warned; fallen | B．warning; fallen | C．warning; falling | D．warned; falling |
From his ___ voice, I have to say that you are really ____.
| A．disappointing; disappointing | B．disappointed; disappointed |
| C．disappointing; disappointed | D．disappointed; disappointing |
—Why did the girl spend the whole day __ up in her room, ____?
—She failed in the college entrance examination.
| A．locked; weeping | B．locking; wept | C．to lock; weeping | D．being locked; wept |
When ___ this medicine, it is a good idea to avoid ______ alcohol.
| A．taking; drinking | B．taken; drinking | C．taking; to drink | D．taken; to drink |
My father ___ my brother for driving but he wanted to pick ___ the knowledge of the computer during his spare time.
| A．advised; up | B．persuaded; out | C．intended; up | D．managed; out |