英语九年级全册Section A课前预习ppt课件

这是一份英语九年级全册Section A课前预习ppt课件，文件包含Unit6WhenwasitinventedSectionA1a-2d课件2021-2022学年人教新目标九年级英语上册pptx、第一课时SectionA1a-2ddocx等2份课件配套教学资源，其中PPT共33页， 欢迎下载使用。

Warming up
What are the fur great inventins in ancient China?
papermaking
mvable type printing
Can yu guess which ne f them was invented first?
heel n. 鞋跟；足跟 scp n. 勺；铲子electricity n. 电；电能 style n. 样式；款式 prject n. 项目；工程pleasure n. 高兴；愉快zipper n. (= zip) 拉链；拉锁
daily adj. 每日的；日常的 have a pint 有道理website n. 网站 pineer n.先锋；先驱list v. 列表；列清单n. 名单；清单mentin v. 提到；说到
Wright Brthers
A. Wright Brthers invented the plane in 1903.
B. The plane was invented by Wright Brthers in 1903.
Leading-in
A. Steve Jbs invented the iPad in 2010.
B . The iPad was invented by Steve Jbs in 2010.
light bulb
A. Edisn invented the light bulb in 1879.
B. The light bulb was invented by Edisn in 1879.
Lk at the things belw. In what rder d yu think they were invented? Discuss them with yur grup. Then number them [1-4](1=first,4=last).
I think the TV was invented befre the car.
Well, I think the TV was invented after the car.
Make cnversatins
两个数字一组，分为前后两组
nineteen seventy-six
nineteen hundred
tw thusand and eight
tw thusand
five hundred and thirty-ne
Listen and match the inventins with the years.
_________ 1876_________ 1885_________ 1927_________ 1971
When was the telephne invented?
I think it was invented in 1876.
Student B, cver the dates. Student A, ask student B when the things in the picture in 1b were invented. Then change rles and practice again.
What can yu see n the table?What is the by ding?What is the girl ding?What is the scp used fr?What are the shes used fr?
Lk at the picture and answer the questins
Listen and number the inventins[1-3] in the rder yu hear them.
Listen again and cmplete the chart belw.
in the dark
Make cnversatins using the infrmatin in 2b.
A: What are they used fr?B: They’re used fr…
1. What are they used fr?
be used fr ding sth.表示“被用来做某事”。与be used t d sth. 同义。表示用途、目的。
What are the shes with lights used fr?
They are used fr seeing in the dark.
What’s this?
zipper n. 拉链；拉锁
pencil case
Where can yu find it?
Intrductin
Listen t the cnversatin and try t answer the questins.
Wh invented the zipper?
When was the zipper invented?
When was it first used widely?
Whitcmb Judsn invented the zipper.
It was invented in 1893.
It became ppular in arund 1917.
Rle-play the cnversatin.
Paul: Hey Ry, the subject fr my schl prject is “Small inventins that changed the wrld”.Can yu help me think f an inventin? Ry: With pleasure! Let me think... knw! The zipper!Paul: The zipper? Is it really such a great inventin?Ry: Think abut hw ften it’s used in ur daily lives. Yu can see zippers n dresses, trusers, shes, bags.. almst everywhere!Paul: Well, yu d seem t have a pint…Ry: Of curse! I thught abut it because I saw a website last week. The pineers f different inventins were listed there. Fr example, it mentined that the zipper was invented by Whitcmb Judsn in 1893. But at that time, it wasn't used widely.Paul: Really? S when did it becme ppular?Ry: Arund 1917.
2. Think abut hw ften it's used in ur daily lives.
think abut表示“考虑；想起”。
He is thinking abut travelling in the summer hlidays. 他正在考虑暑假旅游的事。 She was thinking abut her childhd days. 她正在回想她的童年时期。
3. Well, yu d seem t have a pint …
(1) yu d seem t have a pint … 是个强调句，用“助动词d +谓语动词原形”的结构。
D Stay fr supper!一定要留下吃晚饭！He did cme here yesterday.他昨天的确来这儿了。D cme t my birthday party.一定要来我的生日聚会。
(2) have a pint 常用于口语中，表示赞同别人的观点或看法,有道理I guess yu have a pint there.我想你说的有道理。Strangely, bth f them may have a pint.奇怪的是, 两个人似乎都有道理
4. The pineers f different inventins were listed there.
pineer n. 先锋；先驱。pineer在此作可数名词，其后常跟介词f或in，表示“的先驱/先锋”。
Jhn Whitney is a pineer f cmputer animatin.
5. … it mentined that the zipper was …（1）mentin表示“提到；提及”，是及物动词，其后接名词或代词作宾语时，无需用任何介词；另外注意不接双宾语。Dn’t mentin this prblem this evening.今晚别提这个问题。
（3）nt t mentin意为“更不用说；还不算”。 Dn’t mentin it.意为“（别人道谢时回答）不客气”。
（2）若后接动词，要用动名词，不能用不定式。Whenever I mentin playing ftball, he says he’s t busy.我一提起踢足球，他就说太忙。
Rle-play this cnversatin with yur partner!
1.English is widely used _______ many peple arund the wrld _______ a secnd language. A. by；fr B. by; as C. as；fr D. fr；as2.—Thank yu fr taking me arund yur schl, Daming.   —________    A. Dn’t mentin it. B. Never mind.   C. Of curse nt.   D. N prblem.
3.— Wuld yu please cme t the dancing party with me tnight? — ______. I suppse we shall have a wnderful night! A. Never mind B. Have a gd time C. Nt exactly D. With pleasure4. — He always appears t _______. — That’s because he’s really knwledgeable and experienced. A. make an effrt B. have a pint C. pull tgether D. take place
1. That’s the mst _________ (有用的) bk. 2. It is said that Thmas Edisn had 1,093___________(发明) during his lifetime. 3.——What is this kind f machine used fr? ——It’s used fr _________ (听) t music. 4. If yu _________ (加热) the ice, it will sn becme water. 5. Children als need time _________ (玩耍).
 二.根据句意和所给汉语提示, 完成下列单词的拼写
inventins