Albert! It’s time for you to go to bed, _________ you will feel tired tomorrow.
A. orB. butC. soD. and
While my brother _______ football with his friends yesterday, my sister _______ her homework.
A. was playing; did B. played; was doing
C. was playing; was doing D. played; did
—Excuse me, sir, smoking _________ in the gas station.
— Oh, I’m really sorry.
A. doesn’t allowB. isn’t allowed
C. aren’t allowedD. wasn’t allowed
Mr. Green with his sons and daughters often _________ a walk in the park after supper.
A. takeB. takes
C. tookD. are taking
The _________ careful you are, the _________ mistakes you will make.
A. more; moreB. more; less
C. less; fewerD. more; fewer
— Mum, must I wash the dishes right now? — No, you _________.
A. shouldn’t B. wouldn’t
C. mustn’t D. needn’t
