Three fourths of the homework _______ today.
A.has finishedB.has been finishedC.have finishedD.have been finished
B
考查時態(tài)及主謂一致。句意:今天有四分之一的作業(yè)被完成了?芍揪涿枋龅氖乾F(xiàn)在已完成的動作。當前面有分數(shù)修飾時,謂語動詞與被修飾詞保持一直,homework為抽象名詞不可數(shù),故謂語動詞用單數(shù),選B。
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