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Hearingthehumorousstory,Icouldhardlylaughingtotears.A.keepfromB.keepbackC.keepupD.keepon请结合这几个词的区别解释,

题目详情
Hearing the humorous story,I could hardly _____ laughing to tears.
A.keep from B.keep back C.keep up D.keep on
请结合这几个词的区别解释,
▼优质解答
答案和解析
keep from 阻止,抑制
keep back 阻止,抑制;隐瞒,保留.如:Keep back!The building could collapse at any moment.别靠近!那建筑物随时可能倒塌.
keep up (使)继续下去,保持;使居高不下
keep on 继续进行,继续下去
正确答案是A.听到这个幽默的故事,我忍不住笑出了眼泪.