—The traffic is busy in our city.—Yes, _____on the street.A.not play B. no play C.don’t play
When the students were playing games on the playground, Jim suddenly stopped _____and began to cry, so we stopped _______ what was wrong with him.
There is _______ wrong with this commputer. It doesn’t work well.
–You should be _______ careful when you take the chemistry exam. --I agree. In this way, I will make _______ mistakes.
Tom is weak in physics. He always feels _______ before he takes a physics test.
–John. Father is not feeling well. --I know. A doctor has been sent _______. But he hasn’t turned _______ yet.