初中英语牛津译林版九年级下册Grammar教学演示ppt课件

这是一份初中英语牛津译林版九年级下册Grammar教学演示ppt课件，共45页。PPT课件主要包含了Revision，Homework等内容，欢迎下载使用。

翻译下列句子，说出it 在句中表示的意思。1. 明朝和清朝的皇帝曾住在故宫，但它在1925年的时候被变成了博物馆。 The emperrs f the Ming and Qing dynasties used t live in the Palace Museum. But _______________________ in 1925. (it表示：_________________ )
it was turned int a museum
the Palace Museum
2. 有这么多形状不寻常的岩石真是神奇。 ___________ that there are s many rcks in unusual shapes. (it表示：______________ )3. 从我家到学校大约3公里。 _____________________ frm my hme t my schl, (it表示：_____ )
It is amazing
It is abut 3 kilmetres
4. 租一辆自行车，骑着它环游乡村也很受欢迎。 _____________________ a bike and ride arund the cuntryside. (it表示：___________________________ _____________
It’s als ppular t hire
hire a bike and ride arund the cuntryside
Lk at the bird. It is s small.
We use it fr animals and lifeless things.
Using it as a prnun
There is a small huse ver there. It is mine.
The little baby is drinking milk.It weighs nly 3 kils.
We use it fr a yung child when we d nt knw whether it is a girl r a by.
--Wh was calling yu just nw?--It was my cusin.
We use it fr an unknwn persn.
We use it fr an actin, a situatin r an idea mentined in a previus statement.
Riding arund the cuntryside is ppular in Guilin, isn’t it?
Turists like t take a bat trip alng the Lijiang River. It is a great fun.
1. 指代动物或无生命的东西。
2.指代看不出性别的婴儿和小孩。
3.指代不知道的人。（尤指打电话和敲门的状态下）
4. 指代前文出现的动作、状况和主意。
总结1: it 做人称代词
The exchange students visited the Summer Palace yesterday. Kevin is writing abut it. Read the passage belw and find ut what each it refers t. Write yur answers in the blanks.
Yesterday we visited the Summer Palace and spent abut three hurs 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 f the area. It was frzen, s we culd nt rw a bat there. It was really a pity.
1._____________________
2. ________________
3. ________________
4. ______________________
the Summer Palace
we culd nt rw a bat
Acrss the lake is a 17-hle bridge. There are many stne lins n either side f it. The lins are all different frm each ther. Isn’t it amazing? While I was walking alng the bridge, my mbile phne rang. It was my mum. I tld her that the Summer Palace was well wrth visiting.
5. ___________________
6. ___________________
7._____________________
different lins
an unknwn persn
有时并不指具体的东西，可指天气、气候、地点、温度、时间、距离、日期等。
It is 6:30 p.m. It is raining heavily utside.It is 1 January tday. It is New Year’s Day.In Beijing, it is cld and windy in winter.It is tw kilmetres frm my schl t my hme.
总结2 it 做非人称代词
Using it as an impersnal prnun
it作非人称代词1. 指天气。 e.g. It’s raining.2. 指时间。 e.g. It’s half past eight.3. 指环境。 e.g. It’s quiet here.4. 指距离。 e.g. Hw far is it frm yur hme t yur ffice?
The exchange students left fr Shanghai. Kevin has made sme ntes in his diary. Rewrite his sentences with it.
Leaving fr Shanghai
1. Tday is 22 February. We left Beijing fr Shanghai early in the mrning. ____________________. We left Beijing fr Shanghai early in the mrning.2. Shanghai is abut 1, 300 kilmetres frm Beijing. ________________________ frm Beijing t Shang hai.
It is 22 February tday
It is abut 1, 300 kilmetres
3. I wke up at 5 a.m. this mrning. _____________ when I wke up this mrning. 4. I felt a little cld when we went ut. The temperature was nly 2℃. I felt a little cld when we went ut. ________________.5. Winter is very cld and dry in Beijing. In winter, ______________________________.
It was 5 a.m.
It was nly 2℃
it is very cld and dry in Beijing
6. We arrived in Shanghai n a sunny day. ___________________ when we arrived in Shanghai.7. We gt t ur htel at nn. _________________ when we gt t ur htel.8. Our htel is nt far frm the Bund. ________________ frm the Bund t ur htel.
It is nt far
It was a sunny day
Using it t replace the real subject r bject
Smetimes we use it t replace the real subject r bject in a sentence. In this situatin, we put the real subject r bject later in the sentence in the frm f a t-infinitive r a clause.
e.g. It is very tiring t climb the steps. It is ppular t hire a bicycle and ride arund the cuntryside. It is amazing that there are s many rcks in unusual shapes in the cave. Many peple find it pleasant t travel arund.
Useful structures with itIt is + adjective + (f/ fr…) + t…It takes… sme time t…It is said/ reprted/… that……think(s)/ find(s) it easy/ difficult/… t…
it作形式主语或形式宾语有时为了保持句子的平衡，常用it作形式主语或形式宾语，而把真正的主语或宾语放到句子的后面。1. 形式主语。 e.g. It’s his duty t lk after the sick by.2. 形式宾语。 e.g. I find it quite easy t get n with Tm.
It is amazing that there are s many rcks in unusual shapes in the cave.
It is imprtant that we shuld learn English well.
1）It is + adj. +that从句
总结3 it 做形式主语
2）It is + adj. +t d sth.
It is very tiring t climb the steps.It is ppular t hire a bicycle and ride arund the cuntryside.
a. It is kind ( f sb. ) t d sth. 主句中的形容词必须是能表示逻辑主语特征的形容词。 常见的有： bad ， brave ， careless， clever ， cruel ， flish ，stupid ， wise wrng等。 这个句型可以改写为：sb. is kind t d sth. 。　 It is kind f yu t say s. = Yu are kind t say s.
b. It is necessary ( fr sb. ) t d sth. 常见的形容词有： imprtant， necessary， natural , easy ， safe ，cmmn ，nrmal ，hard ， difficult ,dangerus ， 等。 It is imprtant fr her t cme t the party.3). It takes sb. ... t d sth. ＂做...要花费某人..．＂ 　　 It tk thusands f peple many years t build the Great Wall.
特殊句式4) It is +v-ed +that 从句 It is said (reprted， ) that ... 据说（据报道，据悉．．．）“。 　　 It is said that he has cme t Beijing. 　　
Many peple find it pleasant t travel arund.
We think it imprtant t learn a freign language.
该句型中的it 作形式宾语，为了记忆方便我们可 称该句型为“6123结构”。 6指主句中常用的动词：think, believe, make, find, cnsider, feel； 1指的是形式宾语it； 　 2指的是宾补的两种形式：形容词或名词； 3指的是真正宾语的三种形式：不定式短语，动名词短语或that引导的宾语从句。
总结4 : it 做形式宾语
He felt it imprtant t learn English well. 　 They fund it difficult that they wuld finish their wrk in tw days.
总结4 it 做形式宾语
Miss Thmpsn, a British teacher travelling with the exchange students, is writing dwn what she thinks abut Shanghai. Help her cmplete her ntes with it.
Traffic: The traffic is ften busy, but public transprt here is quite gd, s ________ (easy) fr peple t get arund. Weather: __________ (sunny) and warm. We like ____ here.Envirnment: ________ (said) that the air is nt clean here, but I d nt think the pllutin is as serius as I imagined.
It is sunny
Signs: Shanghai is beautiful. ________ (fun) t ride arund the city and visit the interesting places. Fd: Chinese fd is delicius. I will ask my family t g t a Chinese restaurant and try ____ when I get back.
Htel: We all think ________________ (cmfrtable) t stay in this htel. They prvide a high level f service.Peple: The lcal peple are friendly. __________ (kind) f them t answer all ur questins.
it’s cmfrtable
1. The lake is very big — it takes up three quarters f the area. 湖很大，占了四分之三的面积。 take up 占据（空间）；占用（时间） e.g. The table takes up t much space. 这张桌子太占地方了。 quarter n. 四分之一
2. Acrss the lake is a 17-hle bridge. There are many stne lins n either side f it. 湖上有一座十七孔桥，桥两边有很多石狮子。 倒装句。表示方位的词或短语置句首时，句子要完全倒装。 e.g. On the wall are pictures. 注意：主语为代词时不倒装。 e.g. Out he rushed.
either det. & prn. 两者之一either… r… 不是……就是……n either side f = n bth sides fe.g. Yu may take either f the rads. 两条路你随便走哪一条。 Tm is ging t buy either a guitar r a pian.    汤姆不是要买一把吉他就是一架钢琴。
下列句中it的用法是什么？选出对应选项。(  ) 1. It’s Tuesday tday.(  ) 2. It’s tw miles t the beach.(  ) 3. Yesterday I bught a bag. It’s red.(  ) 4. It’s better t be early.
刚提到的东西  b. 所未见或未知的人 c. 动物 d. 天气  e. 时间   f. 环境 g. 距离  h. 作形式主语或形式宾语
(  ) 5. It’s cld tday.(  ) 6. It’s Lily’s dg.(  ) 7. I think it necessary t visit Mr Wang.(  ) 8. It gets very crwded here in the summer.(  ) 9. —Oh, by the way, there was a telephne call fr yu. —Wh was it?
刚提到的东西  b. 所未见或未知的人 c. 动物 d. 天气  e. 时间   f. 环境 g. 距离  h. 作形式主语或形式宾语
Finish the addtinal exercise. Review Grammar.