have to是必須
didn`t have to是不必要
didn`t 原句為過去式
it was ,i should say ,very kind of you to come all the way to help them,but you didn`t have to.
it was ,i should say ,very kind of you to come all the way to help them,but you didn`t have to.
為什么用“didn`t have to”?
為什么用“didn`t have to”?
其他人氣：184 ℃時間：2019-12-14 19:08:54
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