Unit 9 When was it invented（Section B Period 4）

课件34张PPT。Unit 9When was it invented?Section B Period 4 1.the teacher made the boy finish his homework in time.（改为被动语态）
2. English is spoken as a second language in many countries.(改为主动语态）The boy ___ ___ ____ finish his homework in time by the teacherPeople ___ ___ as a second language in many countries3. Did he do his homework yesterday?(改被动）____ his homework _____ by him yesterday?was made tospeak EnglishWas done1, Do you know whom the computer _________ (invent) by?
2. We _________ (tell) not to play computer games too much.
3. The task _____________(finish) tomorrow.
4.The building _______________(build) for 3 years.
5.I think computer is ___________ (help) invention of all the inventions.用所给动词的适当形式填空。was inventare toldwill be finishedhas been builtthe most helpfullcrispy and salty-How does it taste?
-It tastes…sour -How does it taste?
-It tastes…sweet and bitter -How does it taste?
-It tastes…What will you do if you are really thirsty?You’d like to drink these beverages.beverage = drink n. 饮料What’s the most traditional beverage in China? Tea has a long history.There’s an ancient legend
about tea.milk tea black tea 红茶green tea Tea was invented by accident over three thousand years ago.Shen Nong discovered tea when he was boiling drinking water over an open fire.Some leaves from a nearby bush fell into the water and remained there for some time.He noticed that the leaves in the water produced a pleasant smell.And in this way,the tea was invented.Reading （3a）Words and expressions:
by accident
beverage
according to
ancient
legend
boil偶然; 意外n.饮料根据; 按照adj. 古代的;古老的n.传说;传奇故事v. 煮沸;烧开bush
fall into
remain
produce
pleasant
in this wayn. 灌木落入; 陷入v.保持; 剩余; 残余v.生产; 制造; 产生adj.舒适的;
令人愉快的用这种方法emperor
notice
mixture皇帝
注意到
混合物Read the article and write answers to the questions.What is the article about ?
It is about the invention of tea.It was invented over three thousand years ago.It was invented by the Chinese emperor Shen Nong.It was invented by accident.3. Who was it invented by?4. How was it invented?
2. When was it invented?3aWho invented tea? Did you know that tea, the most popular drink in
the world (after water), was invented by accident?
Although tea wasn’t brought to the Western world
until 1610, this beverage was discovered over
three thousand years before that. According to an
ancient Chinese legend, the emperor Shen Nong
discovered tea when he was boiling drinking water
over an open fire. Some leaves from a nearby bush
fell into the water and remained there for some
time. The emperor noticed that the leaves in the
water produced a pleasant smell. Later he decided
to taste the hot mixture. It was quite delicious. And
in this way, one of the world’s favorite drinks was
invented.3a not…until 意为 “直到……才”until 引导一个时间状语从句。
He did not go to bed until his father came home.
直到他爸爸回家时他才睡觉。
He slept until his father came home.
went to bed
According to 是个短语介词,意为 “根据……;依照……”后接代词,名词或由疑问词以及whether引出的名词性从句。
According to the radio, it will rain tomorrow. 根据收音机说,明天有雨。
According to what you said just now, he was right then.
根据你刚才说的, 那么他就对了。判断下面两个句子的正(√)误(ⅹ)。
According to John’s opinion, we should leave for Beijing this afternoon. ( )
(2) According to Mary, math is easy to learn. But according to me, math is too difficult. ( )表示“根据某人的意见”时，according to后一般不跟opinion，而是直接用according to sb.即可，相当于in one’s opinion。此外，according to后面不跟人称代词的宾格形式，这里的according to me可以用in my opinion代替。ⅹⅹteaShen Nongteaover three thousand yearsancient Chinasome leaves fell into the water …..
one of the world’s favorite drinksImportant phrases1. 偶然地,意外地
2.三千多年前
3. 根据
4.在户外火堆上
5. 落入
6. 散发令人愉快的气味
7.用这种方法,这样
8.饮用水
9.继续留在那儿
10.一个古老的中国传说by accidentover three thousand years agoaccording toan ancient Chinese legendover an open firefall intoproduce a pleasant smellin this waydrinking waterremain therethe history of foodthe history of beveragethe history of sportspotato chipsteaflying disk3b Writingplay flying diskWrite an article using the notes in the box.the nineteen fifties 二十世纪五十年代From pie plate to flying disk
The flying disk was invented by college students. Flying disk is a metal pie plate. In the 1950s, several college students ate pies made by a bakery in Bridgeport,
Connecticut. They found it interesting to throw the pie plates with each other. Then it became a game. Today, there are flying disk clubs, magazines and even a festival. A sample versiona pen that listens and writesNew invention:Use:It can listen to the writer and
write by itself.Price :$ 50music candleactivity glassestemperature cupUnit 9When was it invented?Self check Self check 1Fill in the blanksI don’t like eating chocolate. It tastes too _____.
Mom added salt but it still wasn’t _____ enough.
I prefer lemons to oranges. I Like the ______ taste. sweetsaltysour4. She likes _____ cookies. They are hard, dry and easily broken.crispyExercises 1. Fill in the blank with who, when, and what.1.)_______was the television invented?3.)______is a television used for?2. Choose the best answer2.)_______ invented it? 1.) The tea was invented___
A. By an accident B. by accidents C. by mistake D. by accident 2.) When __the car __?
A. did, invent B. was, invented C. does, invent D. is, inventedWhenWhoWhatDB3.) Yesterday I ___ ___to a birthday party.
A. am, invite B. am, invited C. was, invite D. was invited 4.) Who __the battery-operated slippers invented___?
A.was, to B. was, by C. were, by D. were, for
DC句型转换
1. People all over the world enjoy surfing .(同义句转换)
Surfing ___ ______ by people all over the world.
2. When he was thirty , Tom decided to move to London . (同义句转换）
At the ____ of thirty , Tom made a ________ to move to London .is enjoyedagedecision3.Kate took good care of the baby yesterday evening .(改为被动句）
The baby ____ ____ ____ ______ by Kate yesterday evening .
4.She was seen to come out of the library by him .(改为主动句)
He ____ ___ ____ out of the library .saw her comewas taken good care of5.Did you see the film last night ?(改为被动句)
____ the film ____ by you last night ?
6.Li Lei gave Tom a new pen last week .(改为被动句)
A new pen ___ _____ __ Tom last week .
7.He didn’t go to bed before he finished his work .(同义句转换)
He ____ ___ go to bed ____ he finished his work.Was seenwas given todid notuntil1.Write a simple instructions of your new invention.
2.Fond out the information about the abacus, umbrella, binoculars, camera and bicycle. Write them down beside the pictures in self-check 2.
HomeworkGoodbye!