________ is good for your health.
| A．Taking exercise | B．Take exercise |
| C．Take exercises | D．Took exercise |
I ______the film if I’m free next Sunday.
| A．sees | B．saw | C．will see | D．has seen |
The boy ______ home by the police last Sunday.
| A．is taken | B．was taken | C．has taken | D．will take |
Tony knows China very well because he ______ in China for twenty years.
| A．works | B．was working | C．will work | D．has worked |
The students asked Mr. Wang ______ them some advice on reading.
| A．give | B．gave | C．giving | D．to give |
Mr. Green, a famous writer, ______ our school last month.
| A．visited | B．visits | C．is visiting | D．will visit |