
花瓶
1. 被动语态:过去分词加上 be 动词构成被动语态,例如 The book was written by a famous author. (这本书是由一位著名作家写的。)
2. 动词的完成时态:过去分词加上助动词 have 或 had 构成不同时态的完成时态,例如 She has finished her homework. (她已经完成了作业。)
3. 用来形容人或物的状态、感受或性质:过去分词可以直接做形容词使用,例如 The broken vase lay on the floor. (破碎的花瓶躺在地上。)
4. 用作状语,表示时间、原因、条件等,在句子中通常位于句首或句尾。例如,Being tired, he went home early. (因为感到疲劳,他提前回家了。)
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