Mysister________herebynow，forshet

发布时间：2020-07-27 06:43:43

My sister ________ here by now，for she took the early train．A.could have arrivedB.must have arrivedC.ought to arriveD.ought to have arrived

网友回答

D解析A项的意思是“本来能到达但没有到达”；B项表示猜测，“肯定到了”；C项是指现在应该到达．只有D项的意思是“应该已经到达”，符合题意．
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