Not only Jim but also his parents ______ a few places of interest since they came to China.
| A．has visited | B．will visit |
| C．have visited | D．visited |
—When you have difficulty , do remember to_________. Two heads are better than one.
| A．give up | B．ask for help | C．make a decision | D．try your best |
—Excuse me, what’s the_________usually used for?
--It’s used for protecting people from the rain.
| A．raincoat. | B．shelf | C．airplane | D．soldier |
—It’s difficult for the village children to cross the river to get to school. We think a bridge_______over the river.
| A．was built | B．should be built | C．has been built | D．is being built |
.—How _______the frog(雾) is! We can’t see clearly while riding.
| A．thin | B．fresh | C．thick | D．terrified |
--__________must be working in the office, I think.
--Sure, the light is still on.
| A．Nobody | B．Someone | C．Everyone | D．Anyone |