It was not until then that I came to know that knowledge only from practice.A. had comeB

发布时间：2020-08-17 03:07:36

It was not until then that I came to know that knowledge      only from practice.
A. had e
B. has e
C. came
D. es

网友回答

A. had e
B. has e
C. came
(答案→)D. es
解析：考查时态。本句中的knowledge es only from practice是一个客观真理；在任何情况下都使用一般现在时。故D正确。
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