— These grapes look really beautiful.
— They _______! See the price $3.99 a pound. Very expensive, aren’t they!
A. would B. could C. might D. should
The boy was so tired that he fell asleep _______ his mother could take off his clothes.
A. before B. after C. while D. when
Peter sat on the train seat, with his eyes ____ on the fields outside the window.
A. fixing B. fixed C. to fix D. having fixed
Everyone was out of _____ breath after they ran for so long _____ time.
A. 不填; 不填 B. 不填; the C. a; the D.不填; a
— They have discussed the problem for hours.
— Have they come to any_____?
A. end B. result C. conclusion D. Opinion
— Do you mind my shutting down the radio?
—_____. The good news will be on the air right away.
A. Of course not. B. I’m afraid I do. C. Why not? D. Yes, just go ahead.
