three-fourths of the homework
Three-fourthsofthehomework[]today.A;hasfinishedB;hasbeenfinishedC;havefinishedD;haveb...
Three-fourths of the homework [ ]today.
A;has finished
B;has been finished
C;have finished
D;have been finished
必须有理由 展开
A;has finished
B;has been finished
C;have finished
D;have been finished
必须有理由 展开
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选B,homework 是个单量,用单数动词,has .然后这是一个被动语态,所以用has been.
由此答案选B
由此答案选B
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