Jack’s room is dirty. It should _________ right away.
| A．cleaned | B．be cleaned | C．be cleaning | D．cleaning |
People _________ many trees so elephants are losing their homes.
| A．cut down | B．blow out |
| C．cut up | D．put up |
— ________ does your mother go to work?
— She usually goes to work in a car.
| A．What | B．When | C．Where | D．How |
— When ______ he buy his bike?
— Two years ago.
| A．do | B．did | C．does | D．will |
I can’t play basketball after school because I ______ do my homework first.
| A．have | B．can | C．must | D．may |
— ________ does it take to get to school?
— It takes about 15 minutes.
| A．How long | B．How often |
| C．How far | D．How soon |