问题补充:
Three fourths of the homework today.
A. has done
B. has been done
C. have done
D. have been done
答案:
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。
时间:2023-10-04 07:34:16
Three fourths of the homework today.
A. has done
B. has been done
C. have done
D. have been done
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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2024-07-20