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人教版丨九年级英语
13~14
单元必
记知识点
[
重点语法
】动词不定式做目的状语时的用法
To cut down
air pollution, we should take the bus or subway
instead of
driving.
为了减少空气污染,我们应当乘坐公汽或地铁而不是开车。
本句中
To cut down air
pollution
是动词不定式作目的状语。
1.
不定式和不定式短语作目的状语
不定式和不定式短语作目的状语,
主要用来修饰动词,
表示某一动作或状态的目
的。为了使目的意义更加清楚或表示强调意义时
,还可以在前面加
in order to
或
so as
to
。
例如:
I've written it down in
order not to forget.
He shouted and
waved so as to be noticed.
在句子中作谓语动词的状语
的不定式或不定式短语,
表示的是主语的目的,
因此,
其逻辑主语通常是句子的主语。比较:
To
draw maps properly, you need a special
pen.
(正)
To draw
maps properly, a special pen is
needed.
(误)
由
in order to
引导的目的状语,既可以置于句尾,也可以置于句首,而由
so
as to
引导的目的状语,只能置于句尾,而不能置于句首。比较:
They started early in order to get
there in time.
(正)
In order to get there in time, they
started early.
(正)
They started early so as to get there
in time.
(正)
So as
to get there in time, they started
early.
(误)
2.
不定式的复合结构作目的状语
当不定
式或不定式短语有自己的执行者时,
要用不定式的复合结构
(即
在不定式
或不定式短语之前加
for
+
名词或宾格代词)作状语。例如:
He opened the door for the children to
come in.
She fetched several bottles
which she placed on the counter for Harry to
inspect.
3.
目的状语从句与不定式的转换
英语中
的目的状语从句,
还可以变为不定式或不定式短语作状语,
从而
使句子在
结构上得以简化。可分为两种情况:
(
1
)当目的状语从句中的主语与主句中的主语相同时
,可以直接简化为不定式
或不定式短语作状语。例如:
We'll start early in order that/so that
we may arrive in time.
We'll start
early in order to/so as to arrive in time.
(
2
)当目的状语从句中的主语与主句中的主语不相同
时,要用动词不定式的复
合结构作状语。例如:
I came early in order that you might
read my report before the meeting.
I
came early
(
in
order
)
for you to
read my report before the meeting.
Unit14 I remember meeting ... Grade
7.
【重点短语】
1. win a prize
获奖
2. do a school survey
做一个学校调查
3. meet
the standard of a strict teacher
满足一位要求严格的老师的要求
4.
meet this group of friends
遇到这群朋友
5. score
two goals in a row
连续踢进两个球
6. learn to play the keyboard
学会弹钢琴
7. be
patient with sb
对……有耐心
8. work out the answer yourself
自己找出答案
9. guide
sb to do sth
指导某人做某事
10. put in more effort
更加努力
11. look
back at
回首
12.
pride of overcoming fear
克服恐惧感的自豪
13. make
a great big mess
弄得一团糟
14. keep my cool
保持我的清高
15. try to
be on time for morning reading
尽力赶上早读
16. look
forward to doing sth
期望做某事
17. join the school swim team
加入学校游泳队
18. get a
business degree
取得一个商业学位
【重点句型】
1. ---What
happened in Grade7 that was special?
在七年级时发什么了什么
特别的事?
---Our team won the school basketball
competition.
我们队赢了学校的蓝球比赛。
2. ---How have you changed since you
started junior high school?
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