以下是一些常用的过去完成时时间状语:
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by the time(到...时候):指在某个过去的时间点之前,某个动作已经完成。
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例:By the time I arrived at the party, everyone had already left.(我到达派对的时候,每个人都已经离开了。)
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before(在...之前):表示某个动作在过去某个时间点之前已经完成。
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例:I had finished my homework before my friends came over.(我在朋友来之前就完成了我的作业。)
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after(在...之后):表示某个动作在过去某个时间点之后才完成。
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例:After I had eaten breakfast, I went to work.(我吃完早饭后就去上班了。)
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already(已经):表示某个动作在过去某个时间点之前已经完成。
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例:I had already seen that movie before my friend recommended it to me.(我在朋友向我推荐这部电影之前就已经看过了。)
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by(到...为止):表示某个动作在过去某个时间点之前已经完成。
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例:I had finished my project by the deadline.(我在截止日期之前完成了我的项目。)