Question

It was not until then that ...

It was not until then that I came to know that knowledge _______ only from practice. A．had comeB．has comeC．cameD．comes

Answer 1

【答案】D
【答案解析】试题分析：考查时态。本句中的knowledge
comes
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。
考点：考查时态
点评：在英语中表示客观真理的句子在任何情况下都要使用一般现在时，这是一条永远都不变的规则。