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Unit4.Wildlife protection课文知识点详解复习ppt课件免费下载

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Unit4.Wildlife protection课文知识点详解复习ppt课件免费下载Unit4.Wildlife protection课文知识点详解复习ppt课件免费下载Unit4.Wildlife protection课文知识点详解复习ppt课件免费下载Unit4.Wildlife protection课文知识点详解复习ppt课件免费下载Unit4.Wildlife protection课文知识点详解复习ppt课件免费下载
Unit 4 Wildlife protection
基础落实
Ⅰ.高频单词思忆
1.We’ll go (打猎) tomorrow.
2.I would really (感激) it if
you could turn the music down.
3.After a (激烈的) battle,the enemy
was forced to retreat (撤退).
4.One of the phenomena that attracted my
(注意力) was the structure of
the human body.
hunting
appreciate
fierce
attention
5.The rise in the price of bread will
(影响) all the people in that small town.
6.Protecting the w is very important
for keeping the balance of nature.
7.When she died,I was filled with a sense of
l .
8.The teacher walked around i their
work.
9.Information must be stored so that it is
s from accidental deletion.
10.For the past three years he has been
e as a firefighter.
affect
ildlife
oss
nspecting
ecure
mployed
Ⅱ.重点短语再现
1. 根据……所说
2. 形成;产生
3. 如释重负
4. 突然笑起来
5. 和平地
6. 灭亡;逐渐消失
7. 保护……不受……(危害)
8. 注意
9. 在危险中
10. 确信
according to
come into being
in relief
burst into laughter
in peace
die out
protect...from
pay attention to
in danger (of)
for sure
Ⅲ.典型句式运用
1.It shows the importance of wildlife
protection,but I’d like to help as the WWF
suggests.这表明了野生动植物保护的重要性,不
过,我还想按照世界野生生物基金会的建议来帮
助你们。
(1)would like后接 或
,若用I’d love to do,则语气较强
烈,意思是“想要做”。第一人称后也可以用
should like。
考点提炼
to do
sb.to do
(2)would like意为“希望;想”,相当于
wish,want,后可接名词。
(3)Would you like...?或Would you like to...?
常表示非常委婉、客气地征询意见。
注意 Would you like...?或Would you like
to...?是一种委婉客气的语气,因此常用
Yes,please.或Sorry,I’m afraid not.等比较婉转
的回答。
2.But what an experience!但是这是一次(多么奇
妙的)经历啊!
此句为what引导的感叹句的 ,
即:But what an experience she had!感叹句一
般表示说话时的喜悦、惊讶等情感,常用
和 引导。
考点提炼
省略
what
how
3.What must be done if wildlife protection is
to succeed?野生动物保护要想成功,我们必须做
些什么?
is to succeed是一个“be+动词不定式”
结构,此处表示 的打算。be to后接动词原形
表示 。
考点提炼
将来
按计划要发生的事或征求对方的意见
4.This is the only home of the red Colobus
monkey but there are very few left.这是红色
疣猴的唯一栖息地,但是现在所剩无几了。
There be (no)...left for sth.
/doing sth.是一个固定的句型,意思是“
”。left是leave的过
去分词,用于名词或复合不定代词之后作 语,
意思是“ ”。
考点提炼
为某物
/做某事还留下/没留下……

剩下的;剩余的
导练互动
重点单词
1.affect
It contains a powerful drug which
mosquitoes.(回归课本P26)
观察思考
The tax increases have affected us all.
加税已经影响了我们大家。
Their opinion will not affect my decision.
他们的意见不会影响我的决定。
We were deeply affected by the news of her
death.
她死亡的噩耗使我们深为感伤。
The condition affects one in five women.
每五个妇女中就有一个人患有这种病。
affects
归纳总结
affect 。
affect sb.to tears把某人感动得流泪
be greatly affected很受感动
be affected by heat中暑
be affected with high fever发高烧
have an effect on对……有影响
in effect实际上;事实上
side effect副作用
take effect开始起作用;见效
without effect没有效果
come into effect开始实施;生效
bring/carry...into effect使……生效
to no effect毫无效果;毫无成效
vt.影响;感动;(疾病)侵袭
即学即用
(1)The disease is beginning
(侵袭到她的视力).
(2)Does television
(对……有影响) children’s behaviour?
to affect her
eyesight
have an effect on
2.contain
It a powerful drug which affects
mosquitoes. (回归课本P26)
观察思考
This drink doesn’t contain any alcohol.
这种饮料不含有任何酒精。
The bottle contains two litres.
此瓶容量为两升。
contains
归纳总结
contain 。
易混辨异
contain,include,including,included
(1)contain意为“包含,含有;容纳;里面装
有”,指的是包含的全部内容或容量,也可指里面
所含的成分。其宾语与主语常是同位关系,不用于
进行时态。此外,contain还有“控制,克制”之意。
v.包含,包括;容纳
(2)include意为“包含;连……在内;计入,算
入;包括”,只能用于表示所包含之物中的一部
分,其后的宾语往往是主语的一部分。
(3)including可以作介词连接介词短语,放在所包
括的东西之前。
(4)included是过去分词性质的形容词,放在所包括
的东西之后。
即学即用
(1)她气急了,无法控制自己。
She was too angry to .
(2)许多人喜欢网球,也包括我/我也在内。
Many people like tennis,
.
contain herself
including me/
me included
3.attention
You should pay more to the
rainforest where I live and appreciate how
the animals live together.(回归课本P26)
观察思考
A great deal of attention has been paid to
protecting the environment.
人们已对保护环境投入了很多注意力。
You speak English well,but you’d better
pay more attention to your written English.
你英语讲得很好,但最好对书面英语多加注意。
attention
归纳总结
attention 。
pay/give attention to注意
attract/catch/draw/get one’s attention吸引某
人的注意力
fix/focus one’s attention on集中注意力于
devote one’s attention to专心于
turn one’s attention to将注意力转向
n.注意力;注意,留心
即学即用
(1)失业率日渐升高引起了他的注意。
He the rising
unemployment.
(2)我们倾听他所说的话。
We listened to what he
said.
drew attention to
with attention
4.appreciate
You should pay more attention to the
rainforest where I live and
how the animals live together.(回归课本P26)
观察思考
His works were not appreciated until after
his death.
直到他死后他的作品才受到重视。
I’d appreciate some help.
如果有人帮忙我将非常感激。
I don’t think you appreciate the danger of
this job.
我觉得你没有认识到这项工作的危险。
appreciate
归纳总结
appreciate 。
appreciate+n./doing感激(欣赏;觉得……;感
谢……)
appreciate it+if从句 感激……
vt.欣赏,赏识;感谢;察知;觉得
即学即用
(1)我实在喜欢有时间放松一下。
I really appreciate .
(2)若是你肯帮那个忙,我会非常感激的。
if you will do me
that favour.
having time to relax
I shall appreciate it
5.certain
They allowed tourists to hunt only a
number of animals if they paid
the farmers. (回归课本P26)
观察思考
They are certain to agree.他们肯定会同意。
For certain reasons,I shall not be able to
attend.
由于某些原因,我将不能出席。
certain
归纳总结
certain 。
(1)for certain无疑地;确定地
make certain (that...)弄清楚;弄明白;弄确实
make certain of sth./of doing sth.确保(做某
事)
(2)make sure of sth./doing sth.把……弄清楚;
确保
make sure that...务必;确保
be sure of (about) sth./doing sth.表示“确
信”,指句子的主语对某事有信心。
be sure to do sth.表示“一定会做某事”,指说
话者对某事有信心或命令别人做某事。
adj.确定的;某种
即学即用
(1)毫无疑问,月亮绕着地球旋转。
It is certain that
.
(2)他肯定会来。
He come.
the moon goes round
the earth
is certain to
重点短语与句型
6.protect...from...
I’m myself mosquitoes.
(回归课本P26)
观察思考
He raised his arm to protect his child from
hurt.
他伸出手去,保护他的孩子免受伤害。
They huddled together to protect themselves
from the wind.
他们挤在一起,免受风吹。
protecting
from
归纳总结
protect...from...意为: 。
(1)protect against和protect from意思相似,有时
可互换,但是,对于较大的事情,如:敌人的入侵、
天灾等,常用protect against,对于较小的事情常用
protect from。
(2)在protect...from/against...结构中,from和
against后面常跟sth.,有时against后跟being done
来强调动作的被动性。
(3)主动句中prevent/stop...from...中的from可省
略,在被动句中from不可省略,而keep...from...中
的from无论在主动句还是在被动句中都不能省略。
(4)prevent/keep/stop sb./sth.from doing sth.阻止
某人做某事/阻止某事发生
保护……不受……(危害)
即学即用
(1)He is wearing sunglasses to his
eyes from the strong sunlight.
A.protect B.hold
C.stop D.prevent
(2)The umbrella can you from the rain. A.stop B.prevent
C.protect D.keep
A
C
用所给动词的适当形式填空
(3)We young people should do something we
can (keep) the sea
(pollute).
to keep
from being
polluted
7.die out
As a result these endangered animals may
even .(回归课本P25)
观察思考
Many traditional customs have died out
because they are out of date.
因为已经过时,许多传统风俗正逐渐消失。
The fire is dying out.You’d better add
some firewood.
火快灭了,你最好添点柴火。
die out
归纳总结
die out意为: 。
die away(声音、光线、风等)渐渐消失
die down平息;(渐渐)熄灭;缓和
die off(家族、种族等)相继死亡;(草木等)先
后枯死
die of/from死于……
be dying for sth./to do sth.极想得到某物/渴望
做某事
灭亡,灭绝;逐渐消失
即学即用
(1)现在的英语与500年前的英语已大不相同,有一
些甚至会在今后完全消失。
The English of today is very different
from the English of 500 years ago.In
time,some even completely.
(2)随着汽车越走越远,马达声渐渐消失。
The sound of the engine as the
car drove into the distance.
die out
died away
8.come into being
They lived on the earth tens of millions of
years ago,long before humans
...(回归课本P30)
观察思考
We don’t exactly know when the universe
came into being.
我们不确定宇宙是何时形成的。
The Irish Free State came into being in
1922.
爱尔兰自由邦成立于1922年。
came into being
归纳总结
come into being意为: 。
come into effect/force/operation开始生效/执行
/实施
come into existence开始存在
come into fashion开始流行,风靡
come into action开始行动
come into office就职
come into sight看得见
come into use开始使用
come into blossom开花
come into power掌权,上台
形成;产生
即学即用
(1)没有人知道,世界是何时形成的。 No one knows when the world .
(2)A字形短裙再度流行起来了。
Aline skirts are again.
came into being
coming into fashion
9.They lived on the earth tens of millions
of years ago,long before humans came
into being...千百万年前恐龙就在地球上生
活,比人类的出现要早得多……
典例体验
It won’t be he goes abroad.
不久之后他就要出国。
I had heard of him I came
here.
早在我来这儿很久以前我就听说过他的情况。
long before
long before
归纳总结
(1)long before相当于long long ago,意为
“ ”,常用于 或 的句
子中作时间状语,before后边可以跟从句。
(2)before long相当于soon或a little later,意
为“不久;不久以后”,常与将来时、过去时态连
用,在句中作状语,不可以直接加从句。
(3)It is/was not long before+从句 不久就……
It will not be long before+从句 过不了多久
就……(主句用一般将来时,从句用一般现在时)
(4)It will be long before+从句 要过很久
才……
很久以前
过去时
过去完成时
即学即用
(1)He was told that it would be at least
three more months he could recover
and return to work.
A.when B.before
C.since D.that
解析 本题考查时间状语从句的引导词。由
It+be+时间段+before从句“要过多久才……”
可知,此处用before。句式“It is/has
been+时间段+since从句”,表示“自从……
以来已有……”。
(2)在你到家前很久他就走了。
He had left you arrived home.
long before
B
考题回扣
【例1】—Hi,Torry,can I use your computer for
a while this afternoon?
—Sorry. . (江苏高考)
A.It’s repaired
B.It has been repaired
C.It’s being repaired
D.It had been repaired
解析 由sorry可知,第二个说话者拒绝了第一个
说话者借电脑的要求,只有选C项,第二个人的理
由才充分。答句句意为:对不起,我的电脑正在
被修理。
C
课文原文
It said,“ for the wool
beneath our stomachs.”
【例2】She stared at the painting,wondering
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