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题目
It was not until then that I came to know knowledge ____only from practice. (2 分)
A. had come
B. came
C. would come
D. comes

提问时间:2020-07-24

答案
D
从句" knowledge comes only from practice"是客观真理,所以不管主句是何时态,从句都用一般现在时.
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