must have + 過去分詞是對過去事情的推測,因為去意大利渡假是發(fā)生在去年的事情,所以是對過去的推測,那一定很好.
希望能幫到你,祝更上一層樓O(∩_∩)O
有不會的歡迎再繼續(xù)問我(*^__^*)
we went to Italy for a holiday last year. That must have been nice. 問題：為什么用must have been
we went to Italy for a holiday last year. That must have been nice. 問題：為什么用must have been
為什么不用must be?
為什么不用must be?
英語人氣：655 ℃時間：2019-08-21 17:40:08
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