题目内容
All ___ can be done has been done.
A. what B. that C. which D. the one
B
解析:
这里要填一个关系代词来引起定语从句…can be done,由于先行词是all,所以选 that.
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题目内容
All ___ can be done has been done.
A. what B. that C. which D. the one
B
这里要填一个关系代词来引起定语从句…can be done,由于先行词是all,所以选 that.