单词的积累和语法的掌握是学习英语的重中之重,也是最难的地方。下面是小编给大家分享的英语学习必须要掌握的语法知识,大家可以作为学习的参考。

过去进行时的用法:

1. 构成

was / were+动词的现在分词。

2. 基本用法

(1) 表示过去某一时间点或一段时间正在进行的动作。如:

What were you doing this time yesterday? 你昨天这个时候在干什么?

Granny fell asleep when she was reading. 奶奶看书时睡着了。

He was writing a book about grammar last year, but I don’t know whether he has finished it.他去年在写一本语法方面的书,但我不知道他现在是否写完了。

What were you talking about just now? 你们刚才在谈什么?

He was working from 7 to 11 last night. 昨晚他从七点一直工作到十一点。

(2) 过去进行时与 always, forever, continually等副词连用,表示满意、称赞、惊讶、厌恶等表示感情色彩。如:

My brother was always losing his keys. 我哥哥老是丢钥匙。

The boy was continually asking the same question. 这个男孩子老是问同一个问题。

过去将来时的用法:

一、基本结构

would+动词原形。

二、基本用法

(1) 表示从过去某一时间来看将要发生的事情。常用于宾语从句中。如:

He said he would come. 他说他要来。

He told us he would go with us. 他告诉我们他会和我们一起去。

They were sure that they would win. 他们坚信他们会赢。

【注】在一定的语境中也可于其他从句或句子中:

It was a problem whether they would support us. 他们是否会支持我们还是一个问题。

It was six o’clock. The sun would soon set. 这时是六点钟。太阳即将落山。

(2) 过去将来时常可用来表示过去习惯性的动作。如:

Whenever he had time, he would help his mother with the housework. 他一有时间就帮妈妈做家务活。

(3) 还可用来表示愿望或倾向。如:

He told me that the machine wouldn’t work. 他告诉我机器开不动。

We knew that he would never permit such a thing. 我们知道他决不会允许发生这样的事。

表示将来时的方法:

①主要表示预先经过考虑的计划或打算。如:

I’m going to make a dress with the cloth I bought yesterday. 我打算用昨天买的布做个裙子。

We are not going to stay there long. 我们不准备在那里久待。

Where are you going to spend your holidays?你准备去哪儿度假?

②表示有迹象表明要发生某事。如:

Look at the black clouds— It is going to rain.看那乌云— 天要下雨了。

There’s going to be a lot of trouble about it. 这事肯定会有许多麻烦。

Li is putting on weight. She’s going to be quite fat. 李的在体重增加,她会很胖的。

英语的学习需要长期的积累和掌握,学习过程中掌握方法很重要,方法用对,学习才能提高效率。