单选题：第31题应选( )
- 题目分类：英语
- 题目类型：单选题
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It was not until then that I came to know knowledge________
It was not until then that I came to know knowledge________only from practice.A
I'm sure he understands________you feel. He's very clever.
I'm sure he understands________you feel. He's very clever.A．when B．what C．wheth
根据下面内容，回答题：Alaska, which was called Russian America before
根据下面内容，回答题：Alaska, which was called Russian America before it was sold to the
It is no use__________ that you didn't know the truth.
It is no use__________ that you didn't know the truth.A．pretend B．to be pretend
What\we must do now__________make a careful investigation o
What\we must do now__________make a careful investigation on the circumstances.