2023年初中英语语法:完成时的概念与结构
2023-02-18 19:31:05佚名
过去完成时的概念与结构
概念:
表示在过去某一时间或动作之前已经发生或完成了的动作,即“过去的过去(past-in-the-past )”。
构成:
“助动词had + 过去分词”,其中had 通用于各种人称。
They had already had breakfast before they arrived at the hotel.在到达旅馆之前,他们已经吃过了早饭。
She had finished writing the composition by 10:00 this morning.今天早晨10点之前,她已经写完了作文。