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——Tom,didMr.Lijoinyouinyourdiscussion?——No,he,buthehappenedtohavefallendown.答案是选wastohave这一项,但我不知道这是什么用法.

题目详情
——Tom,did Mr.Li join you in your discussion?
——No,he____,but he happened to have fallen down.
答案是选was to have这一项,但我不知道这是什么用法.
▼优质解答
答案和解析
was / were to have done sth.表示未曾实现的计划.
例如:We were to have told you,but you were not in.我们本来想告诉你的,但是你不在家.
根据上下文意思可以判断应该用was to have这一项.