课件52张PPT。九年级下册英语教学课件系列
GrammarUnit 1 AsiaLearning aims
To master the different uses of
it.
2. To learn more about the
Summer Palace.
Warm-upLet’s learn some knowledge about the Summer Palacethe Summer Palace(颐和园)它是以昆明湖、万寿山为基址，以杭州西湖为蓝本，汲取江南园林的设计手法而建成的一座大型山水园林，也是保存最完整的一座皇家行宫御苑，被誉为“皇家园林博物馆”，也是国家重点景点。颐和园，北京市古代皇家园林，前身为清漪园，坐落在北京西郊，距城区十五公里，占地约二百九十公顷，与圆明园毗邻。Main attractions 各种形式的宫殿园林建筑3000余间，大致可分为行政、生活、游览三个部分。颐和园占地面积
达293公顷，主
要由万寿山和
昆明湖两部分组
成。仁寿殿以仁寿殿为中心的行政区，是当年慈禧
太后和光绪皇帝坐朝听政，会见外宾的
地方。行政区乐寿堂生活区仁寿殿后是三座大型四合院：乐寿堂、玉澜堂和宜芸馆，分别为慈禧、光绪和后妃们居住的地方。游览区 颐和园自万寿山顶的智慧海向下，由佛香阁、德辉殿、排云殿、排云门、云辉玉宇坊，构成了一条层次分明的中轴线。山下是一条长700多米的“长廊”，长廊枋梁上有彩画8000多幅，号称 “世界第一廊”。长廊之前是昆明湖。昆明湖的西堤是仿照西湖的苏堤建造的。万寿山后山、后湖古木成林，有藏式寺庙，苏州河古买卖街。后湖东端有仿无锡寄畅园而建的谐趣园，小巧玲珑，被称为“园中之园”。佛香阁排云殿文昌阁长廊it的用法it作为非人称代词的用法作为人称代词的用法其他用法概述：it 是代表人以外的动物或物品的单数名词，通常意为“它”。除此之外，it 还有很多其他特殊的用法，而其意思根据实际情况而定。（一） 作为人称代词的用法概述：我们常用it作人称代词，代替人、事、物。1. it 用来指代动物。 如：Look at the monkey. It is so cleaver.
看这只猴子，它真机灵。This is the Summer Palace. It is really
beautiful.
这是颐和园，它真美。注意当我们常用it指代动物时，如果是宠物，我们通常可以用he或者she来代替it。
如：My cat is five years old. He likes sleeping on my bed.
我的小猫五岁了，他喜欢在我的床上睡觉。I have a dog. She is my best friend.
我有一条狗，她是我最好的朋友。2. it 用来指代不清楚性别的小孩。 如：My sister will have a baby soon. We guess
it will be a boy.
我的姐姐马上就要生孩子了。我们猜是一
个小男孩。
There is a baby over there. It is so cute.
那边有个宝宝，真可爱！3. it 用来指代不明身份的人。 如：Who is that over there? Maybe it is your
friend Jack.
那里的人是谁？也许是你的朋友杰克。
Someone is knocking at the door. Please go
and see who it is.
有人在敲门。请你去看看是谁。4. it 用来指代前面提到过的事物。 如：This is not my book. It is Jim’s.
这不是我的书。它是吉姆的。
Many people have been to Guilin. It is a
wonderful place.
很多人去过桂林。它是个很美的地方。（二）作为非人称代词的用法it 可以用来指代时间、日期、天气、温度、距离等。 如：--- What’s the time now?现在是几点？
--- It’s ten o’clock. 十点。
--- When is the Teachers’ Day?
教师节是在什么时候？
--- It’s on 10 September. 九月十日。--- What’s the weather like today?
今天天气如何？
---It’s nice. 是晴天。
--- How far is it from your home to school?
从你家到学校有多远？
--- It’s an one-hour ride. 骑车要一小时。（三）其他用法it 还可以用来作为形式主语或形式宾语，指代
动词不定式或者从句。 如：It is so nice to go climbing with him!
和他一起爬山真好！
It is good that we have many friends!
我们有许多朋友真好！
I find it easy to solve the problem.
我发现解决这个问题很容易。it 作为形式主语常用于下列句型。It takes … some time to …
It takes one hour to get there. 到那要花一个小时。It is +adj. +(of/for…) +to…
It is nice of you to help me. 你能帮我真好。It is said/reported/… that …
It is said that everyone may have a chance to
travel to Mars in the year of 2050.
据说到2050年每个人都有机会到火星旅游。…think(s) /find(s) it easy/ difficult/hard/ … to …it 作为形式宾语常用于下列句型。Nobody thinks it easy to figure out this Math
problem.
没人认为解出这道数学题很简单。
I find it interesting to learn something new.
我发现学习新东西很有趣。If an animal is a pet, we usually use he or she
for it.
My cat is very friendly. She is a happy cat.Uses of itA using it as a pronounTip We use it for animals and lifeless things.
Look at the panda. It is so small.
Another famous attraction is the Great Wall. It runs for over 6,000 kilometres across northern China.
We use it for a young child when we do not know whether it is a girl or a boy.
My aunt will have a baby soon. She hopes it will be a girl.
Look at that cute baby over there! It's a boy, isn't it? We use it for an unknown person.
--Who was calling you on the phone just now?
--It was my cousin.
We use it for an action, a situation or an idea mentioned in a previous statement.
Riding around the countryside is popular in Guilin, isn't it?
Tourists like to take a boat trip along the Lijiang River. It is great fun.A visit to the Summer Palace The exchange students visited
the Summer Palace yesterday. Kevin
is writing about it. Read the passage
below and find out what each it refers
to. Write your answers in the blanks. Yesterday we visited the Summer Palace and spent about three hours in it. The palace is a Chinese garden and mainly includes a hill and a lake. The lake is very big—it takes up three quarters of the area. It was frozen, so we could not row a boat there. It was really a pity. 1.___________________________________
2.___________________________________
3.___________________________________
4.___________________________________the Summer Palacethe lakethe lakewe could not row a boat thereAcross the lake is a 17-hole bridge. There are
many stone lions on either side of it. The lions
are all different from each other. Isn't it amazing?
While I was walking along the bridge, my mobile
phone rang. It was my mum. I told her that the
Summer Palace was well worth visiting.5._____________________________________
6._____________________________________
7._____________________________________ the 17-hole bridgethe lions are all different from each otherunknown personLanguage points1. The lake is very big—it takes up three
quarters of the area. 湖很大，占了四分之
三的面积。
短语take up 的意思是“占据(空间),占用
(时间)”。如：
The table takes up too much space.
这张桌子太占地方了。(2) three quarters 四分之三
Review: 分数表达法
分子（用基数词）/分母（用序数词复数表
示；分子≤1时用单数形式）?如：
五分之三???three?fifths?????
十分之七? seven?tenths???
二分之一 one (a)?half (不能用one?second)2. Across the lake is a 17-hole bridge. There
are many stone lions on either side of it.
湖上有一座十七孔桥，桥两边有很多石狮子。
第一句为倒装句。当表示地点状语的介词
短语位于句首时将谓语提到主语前面构成
完全倒装。如：
In front of the building is a big park.
在这个建筑前面是个大公园。
(2) on either side of =on each side ofB Using it as an impersonal pronoun We also use it for the time, the date, the weather, the distance, etc.
It is 6:30 p.m.
It is raining heavily outside.
It is 1 January today.
It is New Year’s Day.
In Beijing, it is cold and windy in winter.
It is two kilometres from my school to my home. The exchange students left for Shanghai. Kevin has made some notes in his diary. Rewrite his sentences with it.Leaving for ShanghaiToday is 22 February. We left Beijing for
Shanghai early in the morning.
____________________. We left Beijing for
Shanghai early in the morning.
2. Shanghai is about 1,300 kilometres from
Beijing.
_________________________from Beijing
to Shanghai.It is 22 February todayIt is about 1,300 kilometers3. I woke up at 5 a.m. this morning.
___________ when I woke up this morning.
4. I felt a little cold when we went out. The
temperature was only 2°C.
I fait a little cold when we went out.
_________________.
5. Winter is very cold and dry in Beijing.
In winter,____________________________ .It was 5 a.mIt was only 2°Cit is very cold and dry in Beijing6. We arrived in Shanghai on a sunny day.
______________________when we arrived
in Shanghai.
7. We got to our hotel at noon.
______________when we got to our hotel.
8. Our hotel is not far from the Bund.
____________ from the Bund
to our hotel.It was sunny/a sunny dayIt was noonIt is not farC Using it to replace the real
subject or object Sometimes we use it to replace the real subject or object in a sentence. In this situation, we put the real subject or object later in the sentence in the form of a to-infinitive or a clause.
It is very tiring to climb the steps.
It is popular to hire a bicycle and ride around the countryside.
It is amazing that there are so many rocks in unusual shapes in the cave.
Many people find it pleasant to travel around.Useful structures with it
It is + adjective + (of/for ???) + to ....
It takes ... some time to ....
It is said/reported/... that....
... think(s) /find(s) it easy/difficult/... to ....
About Shanghai Miss Thompson, a British teacher
traveling with the exchange students, is
writing down what she thinks about
Shanghai. Help her complete her notes
with it.Traffic: The traffic is often busy, but public
transport here is quite good, so ⑴________
(easy) for people to get around.
Weather: (2)________________(sunny) and
warm. We like (3) _____ here.
Environment: (4) _________ (said) that the air
is not clean here, but I do not think the
pollution is as serious as I imagined.it is easyIt is sunnyitIt is saidSights: Shanghai is beautiful. (5)__________(fun)
to ride around the city and visit the interesting
places.
Food: Chinese food is delicious. I will ask my
family to go to a Chinese restaurant and try
(6)______ when I get back.
Hotel: We all think (7)________________
(comfortable) to stay m this hotel. They provide
a high level of service.It is funitit is comfortablePeople: The local people are friendly.
(8)____________(kind) of them to answer all
our questions.it is kindExercises1.--- He?was?nearly?drowned?once.???
--- When?was?____??????????
--- ____ was?in?1998?when?he?was?in
?middle school.
? A.?that;?It???? B.?this;?This????
? C.?this;?It???? D.?that;?This
2. Someone?is?ringing?the?doorbell.?Go?
and?see ____?.?
A.?who?is?he????? B.?who?he?is?????
? C.?who?is?it???? ?D.?who?it?is一、单项选择。AD3. ?In?fact?____ is?a?hard?job?for?the?police
?to keep?order?in?an?important?
football?match.?
A.?this???? B.?that?????
C.?there????? D.?it
4.?Mike’s?mother?kept?telling?him?that he?
should?work?hard,?but?____didn’t?help.
? A.?he???? B.?it?????
C.?she????? D.?whichDB5.?Since?you?have?repaired?my?computer,?
____?is?no?need?for?me?to?buy?a?new?one.
?A.?it?????B.?there?????C.?this?????D.?that
6.?The?official?made ____ clear?that?he?
would?do?everything?possible?to?solve
?the?problem.
?A.?it?????B.?this?????C.?that?????D.?himAA7.?---Do?you?like ____ here????
---Oh,?yes,?the?air,?the?weather?and?
the?way?of?life.?Everything?is?so?nice.?
A.?this????? B.?there????
? C.?that????? D.?it
8. ____ is a fact that English is being
accepted as an international language.
A. There B. This
C. That D. It DD二 、填空。1._________________(据报道) a?lot?of?
people lost?their?jobs?in?the?city?last?
month. (report)
2. ___________（看来）nobody?knows?
what?has?happened. (seem)?
3. _____________（看起来似乎）it's?
going?to?rain. (look)?
4.??______________（很可能）the?thieves?
don’t?know?how?much?it?is?worth.
(likely)?It is reported thatIt seems thatIt looks thatIt is likely thatHomeworkRemember all the new words and
expressions in this unit.
2. Find more exercises about the use of it
and finish them.Thank you!
