仁爱科普版九年级上册Topic 1 When was it invented?教学课件ppt

这是一份仁爱科普版九年级上册Topic 1 When was it invented?教学课件ppt，文件包含45Unit2Topic1SectionC课件ppt、p31-1amp3、汽车鸣笛声mp3、p31-1awmv等4份课件配套教学资源，其中PPT共27页， 欢迎下载使用。

There are all srts f envirnmental prblems including pllutin.
/ inˌvaiərən'mentl/环境的
/ i n 'k l u: d i ŋ/ 包含
Watch and Guess
n. 种类； v. 把……分类
adj. 使人不舒服的
nise pllutin
Nise is a srt/kind f pllutin.
There are all srts/kinds f nises.
They make us uncmfrtable and unpleasant.
1. prduce A. t hurt smene2. deaf B. a type r a kind3. print C. nt be able t hear4. harm D. t grw r make smething5. srt E. t put wrds r pictures nt paper using a machine
Task 1. Read 1a and match the wrds with their meanings.
Underline the tpic sentence f the passage in 1a.
Give a prper title t this passage.
Task 2. Read 1a and cmplete the fllwing tasks.
Nise is als a kind f pllutin and is harmful t human’s health.
Nise Pllutin
Hw des nise harm peple’s health?
a. Peple ften ____ ______.b. Peple ften feel ____________ and __________.c. Peple may becme _____ r _____.d. Yur pint: _____________________________.
uncmfrtable
Task 3. Read 1a and cmplete the fllwing tasks.
3. Which phrase has the same meaning as “is harmful t”?4. Which sentence shws that many teenagers’ hearing in America is nt gd?5. Why is the hearing f many yung Americans nt gd?
Task 4. Answer the questins.
“d harm t”.
Many teenagers in America can hear n better than 65-year-ld peple d.
Because they always listen t lud pp music.
a. Nt all peple knw nise is als a kind f pllutin. _____ ________ knw(s) nise is a kind f pllutin ____ ______.b. Many teenagers in America can hear n better than 65- year-ld peple d. In America, many teenagers’ hearing is ____ _____ ____ 65-year-ld peple’s.
Task 5. Change the fllwing sentences int the nes that have the same meanings.
Nt everyne
/sme peple
as well
Because they always listen t lud pp music.
对...有害变聋丧失听力许多和...一样不好不比...好对...有害
be harmful t = d harm t
quite a few
lse ne's hearing
n better than
nt better than
be harmful t sb./sth.= d harm t sb./sth.
Task 6. Watch the vide,then read 1a and find the fllwing phrases.
1 Hwever , nt all peple knw nise is als a kind f pllutin……然而，不是所有的人都会自动噪音也是一种污染……nt all ...此结构表示部分否定，意为“不是所有的……”。nt与bth, all，every以及every的派生词连用时表示部分否定。e.g. Nt everybdy likes playing basketball．不是所有的人都爱打篮球。
Task 7. Key pints
而neither，nne，nthing,nbdy，n ne等用来表示全部否定。e.g. Nne f my friends likes swimming．我的朋友中没有一个人喜欢游泳。2. lse ne’s hearing意为“丧失听力”，同义短语是： have hearing lss。e.g. Beethven lst his hearing at the age f 50.3. quite a few 许多，大量。 e.g. There are quite a few ld peple living in this area. 这个地区住着许多老年人。
4. Recently, it was reprted that many teenagers in America can hear n better than 65-year-ld peple d……最近，据报道在美国很多青少年的听力跟65岁的老人差不多…… a. recently最近，指过去不久的某一时刻，和一般过去时连用；指过去不久到现在的一段时间，和现在完成时连用。e.g. I haven’t heard f her recently. 最近我没听到她的消息。
b. it is reprted 据报道, it is said据说, 这两个短语均表示其后为引用内容。c. n better than... 意为“和……(几乎)一样坏”。e.g. His cmpsitin is n better than mine. 他的作文和我的一样差。
Peple wh wrk and live in nisy cnditins ften g deaf.
在嘈杂的环境中工作和生活的人容易变聋。
e.g. Beethven was deaf.
e.g. He _____ _____ because f the traffic accident.
Task 8. Difficulties
…many f the wrkers wh print newspapers and bks lse their hearing.
很多印刷报纸和书籍的工人丧失听力。
e.g. Lk! The man is printing smething.
lse ne’s hearing 丧失听力
Task 9. Cmplete the fllwing passage with the crrect frm f each wrd.
Nise is a kind f _________ (pllute). Cars and machines prduce t much nise. It makes peple feel ___________ (cmfrtable) and __________ (pleasant). It als des great ______ (harm) t peple’s _________ (hear). Nise is very ________ (harm) t human’s _______ (healthy).
1. Sme wrds: deaf, print, hearing, lss, recently, disturb,srt, uncmfrtable, unpleasant, sentence, meaning2. Sme phrases: g deaf, lse ne’s hearing, hearing lss, n better than, d harm t3. Sme sentences: Hwever, nt all peple knw nise is als a kind f pllutin is harmful t human’s health.
1. Find ut the tpic sentence t understand the cntent f a paragraph.2. Write a passage accrding t the tpic sentences.
单项选择( ) 1. —The little girl was brn____, and she can’t hear anything. —Oh, I’m srry t hear that. A. lazy B. blind C. deaf D. lvely( ) 2. — What happened? — There is a girl_____ n the street. She culdn’t find her mther. A. cry B. crying C. t cry D. cries( ) 3. The ______ by tried t climb up the tree, but he failed. A. 5-year-ld B. 5-years-ld C. 5 year ld D. 5 years ld
用所给单词的正确形式填空。1. They are ding their hmewrk carefully. Yu’d better nt ________(disturb) them.2. It is knwn that smking des great _______(harm) t us.3. They had all ______ (srt) f juice t drink at the party last night.4. Our gvernment has slved sme _____________ (envirnment) prblems. 改为同义句。1. The by had hearing lss when he was brn. The by _____ _____ _________ when he was brn.2. Sme students g t schl n Saturdays. ____ _____ students g t schl n Saturdays.
envirnmental
lst his hearing
Nise is a king f ________ (pllute). Cars and machines prduce t much nise. It makes peple feel ____________ (cmfrtable) and ___________ (pleasant). It als des great _______（harm）t peple’s _________(hear). Nise is very ________ (harm) t humans’_________ (healthy).
Cmplete the passage. (6 pints)
Hmewrk1. Read 1a.2. Write a reprt accrding t Part 4.3. Finish Sectin C in yur wrkbk.4. List Grammar and Functins in this tpic. 5. Preview Sectin D.