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题目内容
（国家开放大学英语语法）
In no case ______ allowed to go on.
A. should such a thing be
B. should not such a thing be
C. such a thing should not be
D. such a thing should be
A. should such a thing be
B. should not such a thing be
C. such a thing should not be
D. such a thing should be
参考答案
