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题目内容
（郑州工程技术学院-建筑CAD）
He.s working hard_____.
(A) for fear that he will fail
(B) for fear he should fail
(C) lest he fails
(D) for case he
(A) for fear that he will fail
(B) for fear he should fail
(C) lest he fails
(D) for case he
参考答案
