初三年级九年级上册-Unit 1-重点词汇课件整理全

九上-Unit 1-重点词汇重点词汇
知识讲解
1. ask /ɑ:sk / vt.询问；要求
用法例句
1) ask sb. for help
意为“向某人求助”The little girl asked the policeman for help.
2) ask sb. (not) to do sth
意为“要求某人(不要)做
某事”
I asked him to come in.
3) ask sb. a question
意为“问某人一个问
题”
May I ask you a question?
4) ask sb. to someplace
“邀请某人去某地”
John asked me to his party.
2. aloud /əˈlaʊd/ adv.大声地；出声地
用法例句
aloud没有比较级和最高级It is very important to read aloud in studying English.
词汇词性词义用法
aloud 副词意为“大声地”常与call; shout; cry等连用
意为“出声地”常与read连用
loud 形容词意为“响亮的；大声可作定语或表语
的；吵闹的”
副词意为“响亮地；大声
地”常与talk; speak; sing; laugh等连用
loudly 副词意为“喧闹地；大声
地；响亮地”
常与knock; ring等连用
3. afraid /əˈfreɪd/ adj. 害怕的；担心的
用法例句
(1) be afraid +that从句意为“恐怕……; 担心……”I’m afraid that it will rain tomorrow.
(2) I’m afraid so.
意为“恐怕如此”A: Did you lose your passport?
B: I'm afraid so.
(3) I’m afraid not. 意为“恐怕不是”A: Can we pay by LC? B: I'm afraid not.
用法词义例句
(1) be afraid to do sth. 不敢去做But I was afraid to ask questions because of my poor pronunciation.
(2) be afraid of . . . 害怕/担心…I was afraid of being laughed by my classmates.
4. discover /dɪˈskʌvə(r)/ vt. 发现；发觉
例句
Columbus discovered America in 1492.
辨析：discover 与invent
词汇词义用法
discover 发现第一次发现本来已经存在的事物（如某区域或某科
学真理）
invent 发明发明的对象是以前没有的东西（如工具、手段或方
法等）
5. increase /ɪnˈkri:s/ vt. 增加；提高 vi. 增加；增长 n. 增加；增大
例句
I’ve heard eating burnt food can increase the risk of cancer.
The price of petrol increased again.
Increase in population caused a shortage of food.
6. instead /ɪnˈsted/ adv. 代替，反而
词汇用法例句
instead of
介词短语
意为“代替，而不是”
其后一般接名词、代词
或动词-ing形式
Have some healthy
food instead of
hamburgers.
instead
副词
意为“代替，反而”
单独使用
If Mary doesn’t
have time to do the
dishes, I could do
instead.
7. other /ˈʌðə(r) / adj. 别的；其他的
词汇用法例句
other “别的；其他
的”，修饰单数或
复数名词
I don’t want to buy
apples. I want some
other fruits.
the other 表示两者中的“另
一个”，是特指
1. 常用于“one…the
other”结构中，表
示“一个……, 另一
个……”
2. the other后可接数
词或复数名词，特
指“其他的”
I have two elder
brothers. One is a
doctor, and the other
is a worker.
another 泛指三者或三者以
上的另一个，其后
可接单数名词
This shirt is too
small for me. Show
me another one,
please.
others 1. 用作代词，泛指
“其他的人或物”
2. 用于“some…,
others…”结构中，
表示“一些……，
其他的……”
You should think of
others.
The students did the
cleaning. Some
cleaned the
windows, and others
wiped the floor.
the others 特指在一个范围内
的“其他的人或
物”
There are fifty-five
students in our class.
Thirty of us are girls,
and the others are
boys.
8. as well 也
词汇用法例句
as well 通常用于肯定句
常用于句末，其
Not only does she
practice yoga, but her
前无逗号daughter does as well.
too 通常用于肯定句
和疑问句尾
一般用于句末，
其前有逗号
Jim likes red. I like red,
too.
also 通常用于肯定句
和疑问句中
位于助动词、情
态动词或连系动
词be之后，实义
动词之前
They also agree with me.
either 通常用于否定句
位于句末，其前
常有逗号
If he doesn’t go, I won’t
go, either.
9. a little 有点儿，稍微
用法例句
可以修饰形容词、副词，
相当于a bit; a little bit;
kind of
I’m a little nervous.
a little a bit
相同点意为“有点儿，稍微”，修饰形容词、副词原级及比较级如：a little/ bit hot
又如：He is a little/ a bit taller than me.
不同点not a little= very much 意为
“很，非常”not a bit=not...at all意为“一点也不”
a little+不可数名词意为“一点；少量”
如：a little milk a bit + of+不可数名词意为“一点；少量”如：a bit of milk
10. it 句型
句型结构例句(1) it + be + 形容词 + to do sth. 意为“做
某事是…的”
① it + be + 形容词 + for sb. to do sth.
此时形容词为：描述事物特征的词，如easy; difficult; interesting; necessary; impossible等
②it + be + 形容词 + of sb. to do sth.
此时形容词为：表示人物性格、品质等的词，如kind; nice; clever; foolish等It is important to learn English well. It is easy for a child to learn a new language.
It’s very kind of you to tell me that.
(2) find it + adj. + to do sth. 意为“发现做
某事很......”
拓展：
同类的动词还有think, feel, consider等
I find it hard to work with him.
11. the + 比较级，the + 比较级越…，就越…
例句
The more you learn, the more you know.
12. so… that… 如此…以至于…
基本结构例句
(1)主+谓+so +adj. / adv. + that I am so tired that I can’t walk any farther.
(2) 主+谓+so +adj. +a(n)+n. +that She made so good a meal that we all ate far too much.
(3) 主+谓+so + many/ much/ few/ little(少) + n. + that There was so much work to do that everybody got bored.
词汇词义用法例句
so that 以便，为了引导目的状语从句，从
句中常常含有情态动词
can 或could Please turn on the lights so that we can see it clearly.
因此，所以引导结果状语从句He did not work hard, so
that he was out of work
when he was young.
so…that…如此…以至
于…引导结果状语从句It was so hot that we all
went for a swim.
基本结构例句
such…that…such + a(n)+(adj.)+单数可数名词
+that She is such a good teacher that all of us love and respect her.
such+(adj.)+复数可数名词+that They are such interesting books
that I want to read them once
more.
such+(adj.)+不可数名词+that It was such bad weather that I
had to stay at home.
so…that…so+ adj./adv. +that He ran so fast that I couldn’t
catch up with him.
例题精讲
重点词汇
例1.汉译英：
(1) 当你学英语有困难时，你可以向老师寻求帮助。

_______________________________________________________________
(2) 我要求她尽快与亨利联系.
_______________________________________________________________
【答案】
You could ask the teacher for help when you have trouble in learning English.
I asked her to get in touch with Henry as soon as possible.
【解析】
题干解析:
例2.选词填空：aloud; loud; loudly
(1) That hungry baby cried ________.
(2) The music is too _______. Please turn it down.
(3) Please read the text ________.
(4) Suddenly the bell on the wall rang ________.
【答案】
aloud
loud
aloud
loudly
【解析】
题干解析:
例3.完成句子：
安娜害怕狗, 因此她不敢养宠物狗。

Anna__________ __________ __________ the dog, so she__________ __________ __________ have a pet dog.
【答案】
is afraid of; is afraid to
【解析】
题干解析:
例4.选词填空：discover与invent
(1) Edison _________ the electric light bulb.
(2) Recently they ________ gold in that area.
【答案】
invented
discovered
【解析】
题干解析:
例5.翻译：我不知道如何提高我的阅读速度。

___________________________________________________________
【答案】
I don’t know how to increase my reading speed.
【解析】
题干解析:
例6.选词填空：instead与instead of
(1) I stayed at home all day _________ going to work.
(2) He didn't give John the money, but he gave it to me_________.
【答案】
instead of
instead
【解析】
题干解析:
例7.补全句子
(1) Some students like English and ____________ like physics. 有些学生喜欢英语，有些学生喜欢物理。

(2) I have two pens. One is blue. ________ is black.
我有两枝钢笔。

一支是蓝色的，另一支是黑色的。

(3) This dress is too large for me. Please show me __________. 这件裙子我穿太大。

请另外拿一件我看看。

【答案】
others
The other
another
【解析】
题干解析:
例8.选词填空：as well, too, also与either
(1) She is not Japanese. I’m not, ___________.
(2) They are students. We are __________ students.
(3) He studies hard and I study hard,_________.
(4) She not only sings, she plays the piano __________.
【答案】
either
also
too
as well
【解析】
题干解析:
例9.选词填空：a little与a bit
(1) She is _________ older than me.
(2) I’m not _________ happy. (我很快乐。

)
(3) I’m not _________ happy. (我一点儿也不快乐。

)
(4) I drank _________ of milk just now.
【答案】
a little/ a bit
a little
a bit
a bit
【解析】
题干解析:
例10.用所给词的适当形式填空
(1) I found it __________(interest) to talk with my grandfather.
(2) I found it hard for me _______________ (improve) spoken English.
【答案】
interesting
to improve
【解析】
题干解析:
例11.翻译：解出这道题对我来说有点难。

______________________________________________________
【答案】
It is a little difficult for me to work out this question.
【解析】
题干解析:
例12.翻译：你能解出这道题目，真是太聪明了
_______________________________________________________________ 【答案】
It is very clever of you to work out this question.
【解析】
题干解析:
【解析】
题干解析:
【解析】
题干解析:
A．Earlier; better
B．The earlier; the better
C．The earlier; the best
D．Earlier; the better
【解析】
题干解析:
例16.翻译：你越用功，进步就越大。

(make progress)
___________________________________________________________
【答案】
The harder you work, the greater progress you will make.
【解析】
题干解析:
例17.选词填空：so that ; so…that…与such…that…
(1) The box costs _______ little ________ I can afford it.
(2) This is _______ an important meeting _______ you should attend it.
(3) This is _______ important a meeting _______ you should attend it.
(4) The little boy saved every coin ________ he could buy his mother a present on Mot her’s Day.
(5) When the football fans saw Beckham, they got _______ excited _______ they cried out.
(6) He has made _______ great progress _______ the teachers are pleased with him. 【答案】
so…that…
such…that…
so…that…
so that
so…that…
such…that…
【解析】
题干解析:
当堂练习
单选题
【解析】
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【解析】
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题干解析:
练习5.The ____ you study, the _____ you’ll be in it.
【解析】
题干解析:
练习6.—How about _____ in the river with us?
【解析】
题干解析:
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【解析】
题干解析:
【解析】题干解析:
【解析】题干解析:。