The number of workers in this factory ____ 1,500. A number of them from the cou

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The number of workers in this factory ____ 1,500. A number of them from the countryside. [ ]

A. is; are
B. are; is
C. is; is
D. are; are

答案

举一反三

Don"t leave until he            back.    [     ]
A. have come
B. comes
C. will come
D. came

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—________ you ________ English every morning?
—Yes, I do. [ ]
A. Are, reading
B. Do, read
C. Can, read

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__________ you brother often late for class?[ ]
A. Is
B. Does
C. Are

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Lucy and Lily ______ a new computer.[     ]
A. have got
B. has got
C. there is
D. there are

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下面句子各有一处错误，请找出并改正。

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