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题目内容
（河南城建学院大学英语(四)）
You ________ him about this since he could find out for himself.
A. needn.t tell
B. need tell
C. need have told
D. needn.t have told
A. needn.t tell
B. need tell
C. need have told
D. needn.t have told
参考答案
