Many students asked the teacher _____ the time of the test.
A. for B. to C. about
There are lots of _____that students have to follow in school.
| A．exercises | B．problems |
| C．skills | D．rules |
Fresh food is good for you . But you have to ______it first because sometimes it a little dirty.
| A．taste | B．smell | C．wash | D．plant |
Ther will be less pollution ___more people use public transportation .
| A．but | B．though | C．unless | D．if |
Our teacher was very happy because _____failed the examination.
| A．somebody | B．nobody |
| C．anybody | D．everybody. |
-- Look! Someone ____ the icebox back to the corner.
-- Well, it wasn’t me. I didn’t do it.
A. has moved B. is moving C. was moving