We will have no water to drink ________ we don't protect the earth.
The kind of cloth feels ________and sells well.A. well B. good C. bad
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 rainC. won’t rain
They are having a meeting inside. Don’t make any ________.A. voice B. sound C. noise