It was until then that I came to know that knowledge only from practice. [ ] A.
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![It was until then that I came to know that knowledge only from practice. [ ] A.](/pic/43_894877.jpg)
It was until then that I came to know that knowledge ________ only from practice.
[]A.has come
B.comes
C.came
D.had come
试题答案
答案:B
解析:“知识来源于实践”是客观事实,故用一般现在时态。 |