《高二英语重点语法知识点》
在学习新知识的同时还要复习以前的旧知识,肯定会累,所以要注意劳逸结合。只有充沛的精力才能迎接新的挑战,才会有事半功倍的学习。下面小编为大家带来高二英语重点语法知识点,希望对您有所帮助!
高二英语重点语法知识点
基数词的用法
1)作主语:
Three will be enough for us.
三个对我们来说就足够了。
Two of the girls are from Tokyo.
这些姑娘中有两位来自东京。
2)作宾语:
Four people applied for this job, but we only need one.
四个人申请这工作,但我们仅需一人。
3)作表语:
The population of China is over 1.3 billion.
中国有十三亿多人口。
I’m twenty while my brother is sixteen.
我二十岁,我弟弟十六岁。
4)作定语:
We have 300 workers in our company.
我们公司有三百名员工。
Forty students were involved in the interview. 四十名学生参加了这次采访。
5)作同位语:
You two clean these seats.
你们两个打扫这些位子。
Have you got tickets for us three?
有我们三个人的票吗?
高二英语语法知识点
【现在完成进行时】
1. 现在完成进行时的定义
现在完成进行时表示某动作从过去某个时间开始,一直延续到现在,并且还有可能持续下去。如:
We have been waiting for him for two hours. 我们等他等了两个小时。
2. 现在完成进行时的结构
现在完成进行时由“have /has been + 现在分词”构成。
3. 现在完成进行时的应用
现在完成进行时所用的时间状语:this month / week / year, these days, recently / lately, in the past few + 时间段, since +时间点, for + 时间段。如:
They have been building the bridge for two month. 两个月来他们一直在修桥。
They have been planting trees this month. 这个月来他们一直在植树。
4. 现在完成进行时与现在完成时的区别
(1) 现在完成时强调动作的完成,而现在完成进行时强调动作的延续,因此,表示动作的完成,只能用现在完成时,而不能用现在完成进行时。如:
He has changed his idea. 他改变了想法。
(2) 在表示动作的延续时,虽然既可用现在完成时,也可用现在完成进行时,但现在完成进行时强调动作的进行。因此在需要明确表示动作还要持续下去时,应用现在完成进行时。如:
We have been studying here for two years. 我们在这儿已经学习了两年了。
(3) 有些延续性动词(如 keep, learn, live, stay, study, work等),用于现在完成时或现在完成进行时的区别不大。如:
I have lived here for many years.=I have been living here for many years. 我在这儿住了多年了。
高二英语语法知识点总结
主语从句
1. 定义:用作主语的从句叫做主语从句。
2. 构成:关联词+简单句
3. 引导主语从句的关联词有三类:
(1) 从属连词that。 如:That they were in truth sisters was clear from the facial resemblance between them.
很明显,她们确是亲姐妹,她们的脸型很相似。
(2) 从属连词whether。如:
Whether he’ll come here isn’t clear. 他是否会来这里还不清楚。
(3) 连接代词who, whom, whose, what, which, whoever, whatever, whichever
连接副词 where, when, how, why。如:
What she did is not yet known. 她干了什么尚不清楚。
How this happened is not clear to anyone. 这事怎样发生的,谁也不清楚。
Whoever comes is welcome. 不论谁来都欢迎。
Wherever you are is my home ---- my only home. 你所在的任何地方就是我的家----我的家。
解释:
1. 主语从句能用it作形式上的主语。常以it作形式主语的句型有:
A. It+be+形容词(obvious, true, natural, surprising, good, wonderful, funny, possible, likely, certain, probable, etc.)+that从句。如:
It is certain that she will do well in her exam. 毫无疑问她考试成绩会很好。
It is probable that he told her everything. 很可能他把一切都告诉她了。
B. It+be+名词词组(no wonder, an honour, a good thing, a pity, no surprise, etc.)+that从句。如:
It’s a pity that we can’t go. 很遗憾我们不能去。
It’s no surprise that our team should have won the game. 我们没赢这场比赛真意外。
C. It+be+过去分词(said, reported, thought, expected, decided, announced
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