—Look! The lake is clean. I never throw litter into it.
—If everyone does this, it would be ________.
| A． |
dirtier |
B． |
the dirtiest |
C． |
cleaner |
D． |
the cleanest |
You ________ worry about him. He will get well soon.
A. needn’t B. can’t C. mustn’t
The maths problem is so difficult that only ________ students can work it out.
A. a few B. few C. a little
We will go to the park if it ________ tomorrow.
A. didn’t rain
B. doesn’t rain
C. won’t rain
They are having a meeting inside. Don’t make any ________.
A. voice B. sound C. noise
The old temple ________ next year.
A. was rebuilt B. is rebuilt C. will be rebuilt