Ballpointpenshavemadelifeeasierformillionsofpeople.Atonetime26didnotliketheirstudentsto27withthem.Perhapsitwastooeasy.Penscanleak(漏)anditis28tospill(溢出)theink.Anditishardtowriteonthinorcheappaperw

问题：Ballpointpenshavemadelifeeasierformillionsofpeople.Atonetime26didnotliketheirstudentsto27withthem.Perhapsitwastooeasy.Penscanleak(漏)anditis28tospill(溢出)theink.Anditishardtowriteonthinorcheappaperw

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马文龙的回答：

网友采纳　　26.B　　27.B　　28.A　　29.D　　30.C　　31.C　　32.B　　33.A　　34.C　　35.D　　36.D　　37.D　　38.C　　39.A　　40.A　　保证满分!