摘要： They d that the books should be returned to the school library at once.
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31. They demanded that the books __to the school library at once.
A. return B. should return C. be returned D. would be returned
查看习题详情和答案>>They demanded that the books ________ to the school library at once.
[ ]
A．must return
B．should return
C．be returned
D．would be returned
They demanded that the books ________to the school library at once．
[ ]
A．return
B．should return
C．was returned
D．be returned