题目内容
Since our knowledge is ________ none of us can exclude the possibility of being wrong.
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You shouldn’t ________ your father’s instructions. Anyway he is an experienced teacher.
The company management attempted to ________ information that was not favorable to them, but it was all in vain.
It is my hope that everyone in this class should ________ their errors before it is too late.
The boy’s foolish question ________ his mother who was busy with housework and had no interest in talking.
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