windmills小学英语动词时态一般过去时

2021年1月8日发(作者：上官铉)
立身以立学为先，立学以读书为本
小学英语动词时态——一般过去时

一般过去时
一般过去时：简单地说是表示过去发生的动作或存在的状态。我们首先来看看一般现在时的构成。
一般现在时的构成：
a. be动词过去式的句式。否定句是在was/were后面加not，was not (wasn't)/were not
(weren't)。一般疑问句是把was / were提前并放到句首，要求首字母要大写。
b.实义动词过去式的句式。
①肯定式：主语+动词过去式+其它。
如：They had a good time yesterday.
②否定式：主语+did not(didn't)+动词原形+其它。如：They didn't watch TV last night.
③一般疑问句：Did+主语+动词原形+其它？肯定回答：Yes，主语+did.否 定回答：No，主语+didn't.
如：Did they have a meeting two days ago? Yes，they did. / No，they didn't.
④特殊疑问句：特殊疑问词+did+主语+动词原形+其它？如：What time did you finish your
homework?
一般过去时的用法：
①一般过去时的基本用法
a)表示过去某个特定时间发生的动作或存在的状态。
He suddenly fell ill yesterday. 昨天他突然生病了。
The engine stopped because the fuel was used up. 发动机因燃料用光而停机了。
b)表示过去经常发生的动作或存在的状态。
I wrote home once a week at college. 我上大学时每周给家里写一封信。
He was already in the habit of reading widely in his boyhood. 他童年时就养成了广泛
阅读的习惯。
注：表示过去的习惯性动作，除了用过去时外，还可以用used to或would来表示。
She used to study late into the night when she was in Senior Three. 她上高三时经常学
习到深夜。
He would sit for hours doing nothing. 过去他常常一坐几个钟头什么事也不做。
c)表示过去连续发生的一系列动作。
She entered the room, picked up a magazine and looked through it carefully. 她走进
房间，拿起一本杂志，认真地翻阅了起来。
The students go up early in the morning, did morning exercises and then read English
aloud in the open air. 学生们很早起床，做早操，然后在室外朗读英语。
d)在时间、条件状语从句中表示过去将要发生的动作。
We would not leave until the teacher came back. 老师回来我们才会离开。