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All the student went climbing,but only Tom was left为什么是was left
人气:367 ℃ 时间:2020-04-15 10:36:55
解答
追问 为什么是被留下,可不可以填had left或was leaving,be+过去分词 才能表被动 而left是leave“离开"'的过去分词 举个例子来说 Anna被打了.所以是说Tom被留下了.至于 had left和 was leaving.had left是过去的过去...
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