Three fourths of the homework today.A. has doneB. has been doneC. have doneD. have been d

发布时间：2020-08-16 16:43:35

Three fourths of the homework      today.
A. has done
B. has been done
C. have done
D. have been done

网友回答

A. has done
(答案→)B. has been done
C. have done
D. have been done
解析：homework 是不可数名词，它的四分之三也是不可数名词，所以排除C，D;且homework 和do是动宾关系，所以要用被动语态。所以选B。
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