number of visitors came but I don’t know number.
A.A ; the | B.The ; a | C.A ; a | D.The ; the |
See the model ship ____in the pool? That’s what my father made for me last weekend.
A.float | B.floating | C.floated | D.to float |
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 |