all kinds of difficulties,the workers have made rapid progress in the construction of
the World Expo 2010 Shanghai.
| A.With | B.For | C.Under | D.Beyond |
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. |
With a report _____ about the accident, the policeman has to find some witnesses for help.
| A.write | B.writing | C.written | D.to write |