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Heonthisessayfortwentyminutesbutheonlyahundredwords.Ahasbeenworking,haswrittenBisworking,writesChasworked,hasbeenwritingDworks,iswriting
题目详情
He __on this essay for twenty minutes but he __only a hundred words .
A has been working ,has written Bis working ,writes C has worked ,has been writing D works ,is writing
A has been working ,has written Bis working ,writes C has worked ,has been writing D works ,is writing
▼优质解答
答案和解析
选A,他谢这篇文章已经持续了20分钟（可能还将持续下去）,但他只写了100字（在这20分钟里）
has been doing表现在完成进行时,has done表现在完成时
望对楼主有所帮助
has been doing表现在完成进行时,has done表现在完成时
望对楼主有所帮助
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