A railway station is no place for a child _____ alone at night.
| A．leave | B．leaving |
| C．to be leaving | D．to be left |
Women may have six months _______ after they give birth to a baby.
| A．off | B．about | C．on | D．to |
If your mother doesn’t agree, there is nothing you can do____than stay at home.
| A．rather | B．more | C．other | D．better |
Half of them,____ is 50, can speak fluent Chinese.
| A．that | B．which | C．who | D．it |
—Do you regret not having gone abroad?
—Why should I? I ____as much, but I’m glad to devote myself to our motherland.
| A．didn’t earn | B．don’t earn | C．hadn’t earned | D．haven’t earned |
---Did you visit the famous museum ?
---No. We ______ it. But we spent too much time shopping.
| A．can't have visited | B．could have visited |
| C．must have visited | D．shouldn't have visited |