Standing on the platform, Professor Li kept silent for a moment, on the audience below.
A.her eyes fixed | B.and her eyes fixed |
C.and her eyes fixing | D.her eyes fixing |
Though I was tired out that evening, I _____ from falling asleep by the great pain in my knee.
A.was prevented | B.had prevented | C.has prevented | D.am prevented |
Simon was _____ why many of his friends didn’t turn up at his birthday party.
A.limited | B.crashed | C.spotted | D.puzzled |
Without gravity, we _____ walk on the ground as freely as we do now.
A.couldn’t | B.mustn’t | C.shan’t | D.needn’t |
Zhang Heng, one of _____ best-known Chinese astronomers, showed a strong interest in _____ astronomy as a child.
A.the; the | B.the; 不填 | C.不填; the | D.不填; 不填 |
— Could I have another cup of coffee, Daddy?
—_____ It will be hard for you to go to sleep tonight if you do.
A.Better not. | B.Why not? | C.What for? | D.As you wish. |