-________didittake?-Ittookaboutninehours．A.HowlongB.WhattimeC.WhenD.Howso

发布时间：2020-08-04 20:53:41

-________ did it take?-It took about nine hours．A.How longB.What timeC.WhenD.How soon

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A解析对时间段的提问用how long。
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