If you __ go, at least wait until the storm is over．
| A．can | B．may | C．must | D．will |
.They were __________ to produce carbon,nitrogen,water and other gases.
| A．in time | B．at a time | C．at one time | D．on time |
.I’d like tolive in the house __________there is plenty of sunshine.
| A．to which | B．that | C．where | D．which |
We should try our best to __________those people after the disaster.
| A．break out | B．cheer up | C．break up | D．cheer on |
-When can you get my car repaired?I need it tomorrow morning.
-It__________be ready by 8:00.
| A．can | B．need | C．might | D．should |
.-Could I use your bike?
-Yes,surely you__________.
| A．might | B．will | C．can | D．should |