It was not until then that I came to know knowledge only from practice. A. had come B. came C. would come D. comes 题目和参考答案——青夏教育精英家教网—

题目内容

It was not until then that I came to know knowledge ____ only from practice.

　 A. had come 　 B. came C. would come 　 D. comes

解析:

用现在一般时态表示真理和事实。

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增加：在缺词处加一个漏词符号 (∧) , 并在此符号下面写出该加的词。

删除：把多余的词用斜线 ( \ ) 划掉。

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