英语B级语法重点第二讲_动词时态
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1 / 13 重点语法知识讲解
1.动词的时态和语态
动词的时态和语态一览表
时态语态 一般现在时 一般过去时 一般将来时
主动被动 do are done did were done will do will be done
现在进行时 过去进行时 将来进行时
主动被动 are doing are being done were doing were being done will
be doing现在完成时 过去完成时 将来完成时
主动 被动 have done have been done had done had been done will have
done will have been done
现在完成进行时
主动 被动 have been doing
1.1 现在完成时
发生在过去的动作一直持续到现在,或对现在仍有影响。
现在完成时的标志: so far, by now/ up to now,for three years, since
1995, in the past two decades
1.2 过去完成时
过去的过去。
1)said, reported, thought 等引导的间接引语中。
He missed the train.
He said he had missed the train.
2)hardly…when, no sooner… than句型中表示先发生的动作
No sooner had he got up than he received the call.
3)与过去事实相反的虚拟语气中 ………………………………………………最新资料推荐………………………………………
九年级英语 2b知识点
在九年级英语的学习中,2b单元是一个重要的知识点。本文将对九年级英语 2b知识点进行详细解析,并提供相关例子和练习,帮助同学们更好地掌握这些知识。
1. 过去完成时(Past Perfect Tense)
过去完成时用于表示在过去某个时间或动作之前已经发生的动作或状态。其结构为 had + 过去分词。
例子:
I had finished my homework before my parents came back home.
在我父母回家之前,我已经完成了作业。
练习:用适当的形式填空。
1. She ______ (already, leave) when I arrived at the station.
2. By the time we got to the cinema, the film ______ (start).
2. 虚拟语气(Subjunctive Mood) 虚拟语气常用来表示假设、愿望、建议等。常见的虚拟语气结构有:should + 动词原形、had + 动词过去分词、were + 动词原形等。
例子:
If I were you, I would go to the party.
如果我是你,我会去参加派对。
练习:根据括号内的要求完成句子。
1. I wish I ________ (have) more time to study.
2. If he ________ (be) more careful, he wouldn't have fallen off the
bike.
3. 情态动词的用法(Modal Verbs)
情态动词用于表示说话者对某种行为或状态的看法、推测、能力、请求等。常见的情态动词有 can, could, may, might, must,
should, need等。
例子: You can borrow my pen if you need one.
英语b级知识点总结
英语b级知识点总结 第1篇
重点短语
on 增加(体重);发胖
about 关心; 在乎
up 最终成为, 最后处于
only ……but also……不但……而且……
down 射下
to do 过去常常做……
of 使某人想起
out 分发 发放
water festival 泼水节
Chinese spring festival 中国春节
year 明年
重点句型
I think that they’ re fun to
我认为它们看着很有意思。
What do you like about… ?
What do you like best about the Dragon Boat Festival? 关于端午节,你最喜欢什么?
What a great day!
多么美好的一天!
4 .1 wonder if…
I wonder if it’s similar to the Water Festival of the
Dai people in Yunnan
我想知道它是否与云南傣族的泼水节相似。
How+ + 主 + 谓!
How fantastic the dragon boat teams were!
龙舟队多棒啊!
+ 名词+主语+谓语!
What an interesting book it is!
它是一本多么有趣的书啊!
初中英语必备知识
宾语从句的语序问题
以上介绍了三种宾语从句,同学们一定要注意,在疑问词或if/whether引导的宾语从句中,一定要用陈述句语序。
asked how old I
We don’t know where her office
My teacher wanted to know if I like 宾语从句的时态问题
一般情况下宾语从句的时态必须和主句的时态保持一致:
当主句的谓语动词是一般现在时时,宾语从句中的谓语动词不受时态限制。
1
第五节 动词的时态和语态
考点一 时态
1.一般现在时
(1)表示现在的状态以及经常性或习惯性的动作。
He often gets up at six in the morning.
他经常早上6点起床。
(2)表示不受时间限制的客观事实或普遍真理。
As we know,light travels faster than sound.
众所周知,光比声音传播得快。
(3)在时间、条件或让步状语从句中,常用一般现在时表示将来。
As long as it doesn't rain tomorrow,we'll have a trip on schedule.
只要明天不下雨,我们就按原计划旅行。
[名师点津] 常用来表示按时间表、时刻表、日程表等安排将要发生的动作,只限于表示起止的动词如go,come,arrive,leave,start,fly,return等。
The live football match starts at 9 o'clock this evening.
足球实况转播今晚9点钟开始。
2.一般过去时
(1)表示过去的事情、动作或状态,常与表示过去的时间状语连用。
Long long ago,there was a war between birds and beasts.很久很久以前,鸟类和兽类发生过一场战争。
(2)表示说话人原来没有料到、想到的事。
I didn't know you were here.How long have you been here?我不知道你在这里,你来了多久了?
3.一般将来时
(1)表示将来的动作或状态常用will/shall+动词原形;表示临时做出的决定用will+动词原形。