新概念英语第一册语法:过去进行时

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作者 米粒妈妈 米粒妈咪课堂  ← 点击红色字,关注公众号
2021-06-10 10:20 字数 1045 阅读 1039评论 0

  新概念英语第一册语法:过去进行时

  英语中的时态一共有八种,它们是:一般现在时、现在进行时、一般过去时、现在完成时、一般将来时、过去进行时、过去完成时、过去将来时。今天我们要讲过去进行时,下面我们一起来学习吧!

  过去进行时——表示过去正在进行的动作,经常用在when, while, as引导的状语从句中。

  结构:was/were+doingWhen my husband was going into the dining room this morning, he dropped some coins on the floor.Their father was watching TV while they were having dinner.

  ★变疑问句将be动词移到句首

  Was their father watching TV while they were having dinner.

  ★变否定句在be动词后面加 not

  Their father was not watching TV while they were having dinner.

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