Unit 1　When was it invented 练习课件(共36张PPT)鲁教版（五四学制）九年级全一册

(共36张PPT)
Unit 1　When was it invented
第1课时　Section A (1a-2d)
( )1.The Three Gorges Dam(三峡大坝) produces 　　 　 for millions of people in China.
A.electricity B.influence
C.transport D.technology
( )2.—He always seems to　　　.
—That’s because he’s really knowledgeable and experienced.
A.make an effort B.have a point
C.pull together D.take place
A
Ⅰ.单项选择
B
( )3.Edison was a great 　　　.He 　　　 many 　　　 during his life.
A.invent;invented;inventions
B.inventor;invented;invention
C.inventor;invented;inventions
D.inventor;invents;inventions
( )4.It is 　　　 that the robot was invented three years ago.
A.mentioned B.noticed
C.admired D.used
( )5.The bookcase in the office is used　　　 the students’ homework.
A.for keeping B.to keeping
C.for keep D.keeping
C
A
A
6.The Russians were the p 　(先锋) of space travel.
7.I found some useful information about Chinese movies on this w 　(网站).
8.We have pencil boxes in all kinds of s 　(样式).
9.When I called Mike,he was l 　(列表) the things he wanted to buy.
10.Reading English is my d 　(日常的) work.
ioneers
ebsite
tyles
isting
Ⅱ.根据句意及提示,在空白处填入一个适当的单词
aily
11.但是在那时,它还没被广泛地使用。
But 　 　 　 　 　 　,it 　 　 　 　 　 　.
12.想想它在我们的日常生活中多久被用一次。
　 　 　 　 　 　 　 　 it’s used 　 　 our daily lives.
13.他是最伟大的发明家之一。
He is one of the　 　 　 　.
14.It’s my pleasure to help you with math.
　
15.When was the telephone invented
　
at
Ⅲ.完成/翻译句子
that
time
wasn’t
used
widely
Think
about
how
often
in
greatest
inventors
我很乐意帮助你学数学。
电话是什么时候被发明的
第2课时　Section A (3a-3c)
( )1.The cheese cake　　　 so good that I can’t wait to eat it.
A.tastes B.feels
C.sounds D.smells
( )2.It’s believed that tea 　 　　 to Korea and Japan from China during the 6th and the 7th centuries.
A.brought　 B.was brought
C.is brought　 D.bring
D
Ⅰ.单项选择
B
( )3.The plane 　　 　 on the ground for two more hours because of the bad weather.
A.ran B.moved
C.shook D.remained
( )4.—You don’t like British breakfast,do you
—Not exactly.I just need 　　　 to get used to it.
A.some time B.sometimes
C.sometime D.some times
( )5.I found the key 　　　 when I was cleaning the room.
A.by mistake B.by the way
C.by hand D.by accident
D
A
D
( )6.—Our classroom is so clean.Who has cleaned it,Li Fei
—Sorry,I don’t know.I think 　　　 did it before class.
A.somebody B.nobody
C.everyone D.anyone
( )7.—Simon has been absent from school for 2 days.What’s wrong with him
—　　　 that he has a cold.
A.It’s said B.It is expected
C.It said D.It believed
( )8.John is an honest boy.I have no reason to 　　　　 what he said.
A.believe B.hear
C.repeat D.doubt
A
A
D
( )9.—Do you know the time of the opening of the play
—Yes,it will 　　　　 tomorrow night.
A.take away B.take up
C.take place D.take off
( )10.She didn’t leave the school 　　　 she worked out this problem.
A.as long as B.until
C.since D.while
C
B
11.The Chinese writer has got lots of fans in France.His new book 　 _
　(translate)into French as soon as it came out.
12.Tom 　 　(read) a book when the teacher came in.
13.You’d better drink the　 　(boil) water carefully.
14.Do you know how tea plants were used 　 　(make) tea
15.Many countries in the world are looking forward to 　 　(trade) with
China.
was
translated
was reading
boiling
Ⅱ.用括号内所给动词的适当形式填空
to make
trading
16.The s 　(气味) from the kitchen is wonderful.
17.There’s no d 　(疑问) that we did the right thing.
18.They had a good time at the party.They ate and ate until no food r 　 _
(剩余) on the table.
19.All of a s 　(突然) she didn’t look sleepy anymore.
20.China does a lot of t 　(贸易) with many countries.
21.Emperor Qin Shihuang is one of the greatest r 　(统治者) in Chinese
history.
22.Can you help me b 　(煮沸) water I am too busy now.
23.Can you help me spread the p 　(普及) of this new bag
24.He found his lost keys by a 　(偶然).
25.In other words,if a man loves his country,he must love the n 　(国家
的) flag(旗).
mell
oubt
emained
Ⅲ.根据句意及提示,在空白处填入一个适当的单词
udden
rade
ulers
oil
opularity
ccident
ational
26.毋庸置疑,那些岛屿是由中国人最早发现的。
There’s 　 　 　 　 that those islands 　 　 first 　 　 by
Chinese.
27.据说有一位叫神农的中国统治者最早发现了茶可以饮用。
It’s said that a Chinese　 　 　 　 Shen Nong was the first
　 　 　 　 tea as a drink.
28.他弟弟在登山时意外地摔伤了腿。
His brother broke his leg 　 　 　 　 when he was climbing the
mountain.
29.The boy fell into the river on his way to school.
　
30.He didn’t go to bed until he finished his homework.
　
Ⅳ.完成/翻译句子
no
doubt
were
discovered
ruler
called
to
discover
by
accident
在上学的路上,那个男孩掉入了河中。
他直到完成家庭作业才上床睡觉。
第3课时　Section B (1a-1e)
1.I don’t like drinking lemon juice because it’s too s 　(酸的).
2.The supermarket is usually crowded with lots of c 　(顾客) on
weekends.
3.Jane likes c 　(酥脆的) cookies.They are dry,hard and easily broken.
4.I don’t like chocolate because it tastes too s 　(甜的).
5.Don’t add too much salt in the soup,or it will be too s 　(咸的).
Ⅰ.根据句意及提示,在空白处填入一个适当的单词
our
ustomers
rispy
weet
alty
6.你知道薯条是怎么被发明的吗
Do you know how 　 　 　 　 were invented
7.杰克误戴了我的帽子,因为我的帽子和他的一样。
Jack wore my hat 　 　 　 because mine is the same as his.
8.她相信她的梦想最终会实现。
She believes that her dream will come true 　 　 　 　 　 　.
9.He said the fish wasn’t salty enough.
　
10.The meat must be cooked for a long time on the fire.
　
chips
potato
by
mistake
Ⅱ.完成/翻译句子
in
the
end
他说鱼不够咸。
肉必须在火上煮很长时间。
第4课时　Section B (2a-2e)
( )1.The little boy wishes to become a 　　　　 football player.
A.professional B.educational
C.interpersonal D.technological
( )2.The firemen who put out the forest fire bravely are the modern 　　　.
A.builders B.lawyers
C.engineers D.heroes
( )3.My cousin 　　　 becoming a scientist.
A.thinks up B.dreams of
C.picks up D.works on
A
Ⅰ.单项选择
D
B
( )4.I will try my best to stop my son from 　　　 the same mistake.
A.make B.made
C.makes D.making
( )5.　　　 speak English and French in 　　　.
A.Canada;Canadian B.Canadian;Canada
C.Canadians;Canada D.Canada;Canada
( )6.　 　 the teachers in their school is about 200 and one fourth of them are 　　　 teachers.
A.A number of;women
B.A number of;woman
C.The number of;women
D.The number of;woman
D
C
C
( )7.The traditional Chinese lunar calendar 　 　　 a year 　　　　 24 solar terms(节气).
A.divides;into
B.mixes;with
C.translates;into
D.covers;with
( )8.He is very creative.We all 　　　 him.
A.look up to B.look up
C.look for D.look after
( )9.Ruth’s classmates are 　　　　all girls.Jack is the only boy.
A.nearly B.completely
C.specially D.luckily
A
A
A
( )10.Not only we but also our teacher 　　　 to play 　　　 basketball.
A.like;the B.like;/
C.likes;the D.likes;/
D
11.It　 　(believe) that this city has had a long history for
thousands of years.
12.The teacher encouraged us 　 　(work) for our dreams.
13.I can see a group of children 　 　(fly) kites over there.They’re
jumping and laughing happily.
14.There are all kinds of animals in the zoo,　 　(include) tigers,
monkeys and lions.
15.The temperature in the world has 　 　(rise) these years.
is believed
Ⅱ.用括号内所给动词的适当形式填空
to work
flying
including
risen
16.Tom is silly to put all the eggs in a b 　(篮子).
17.Many young people look up to space h 　(英雄) and want to become like
them.
18.Alice and Julie look the same.People often m 　(认错) them for each
other.
19.The computer game was c 　(创造) by a company.You have to pay for it
if you want to play this game.
20.Please d 　(分开) the children into three groups.
21.The little boy dreams of becoming a p 　(职业的) football player.
22.More and more f 　(外国的) people come to China for work.
23.To a 　(实现) his dream,he works very hard.
asket
eroes
istake
Ⅲ.根据句意及提示,在空白处填入一个适当的单词
reated
ivide
rofessional
oreign
chieve
24.戴维经常踢足球,为了玩也为了锻炼。
David often plays football,　 　 　 　 　 　 　 　.
25.钟南山是一位优秀的医生,我非常钦佩他。
Zhong Nanshan is an excellent doctor.I　 　 　 　 　 　 him a lot.
26.He is a music teacher and at the same time he is also a singer.
　
27.These people were divided into two groups according to their ages.
　
28.Many young men dream of becoming great basketball players.
　
Ⅳ.完成/翻译句子
for
fun
and
exercise
look
up
to
他是一位音乐教师,同时也是一位歌手。
根据他们的年龄,这些人被分为两组。
许多年轻人梦想成为伟大的篮球运动员。
第5课时　Section B (3a-3b)
——单元话题写作指导
写作话题 谈论重要的发明及著名人物
具体内容 介绍某项发明的历史、用途及价值等
注意事项 正确使用be invented by/in...,be used for等表达、描述发明的历史
(1)They are used for changing the styles of shoes.
课文重现
(2)It is said that a Chinese ruler called Shen Nong was the first to discover
tea as a drink.
(3)It is over 100 years old and is played by more than 100 million people in
over 200 countries.
(4)These stars encourage young people to work hard to achieve their dreams.
(1)计算机在我们的日常生活中是一种非常有用的工具。
The computer is a very useful tool in our daily lives.
亮点句型
(2)另外,它能开阔我们的眼界,让我们了解更多。
What’s more,it can open our eyes and let us know more.
(3)很难想象在我们的日常生活中,如果没有电脑我们的生活会是什么样。
It’s hard to imagine what our lives would be like if we had no computers in
our daily lives.
(4)毫无疑问,手机在我们的日常生活中发挥着重要的作用。
There is no doubt that the mobile phone plays an important part in our daily
lives.
(5)我们的生活因为手机的发明而变得更多彩。
Our lives become more colorful because of the invention of the mobile phone.
　　小小发明,大大改变。我们的生活因为各种科技发明而日益便捷,请你以“My Favorite Invention”为题,写一篇120词左右的英语文章,介绍你最喜爱的发明。可参考以下提示内容:
1.写作要求
When/Where it was invented
Who it was invented by
How/Why it was invented
What it is used for
The influences and its development
(1)体裁:说明文
2.思路点拨
(2)人称:第三人称为主
(3)时态:一般现在时
(4)写作导图:
My Favorite Invention
The mobile phone is my favorite invention.As we all know,mobile phones are being more and more widely used in our daily lives.They are used in many ways.
First,it’s fast and convenient to communicate with each other.We can talk with our friends or parents for a long time.They can also be used for sending short messages to show our feelings to our friends.Second,we can surf the Internet on mobile phones.That helps us open our eyes to the outside world.What’s more,when we are tired,we can listen to music to relax ourselves.Our lives become more colorful because of the invention of the mobile phone.
There is no doubt that the mobile phone plays an important part in our daily lives.
3.范文借鉴
单元语法突破(Grammar Focus-4c)
一、一般过去时的被动语态
二、when和how long的用法
1.when意为“什么时候,何时”,常用来询问某个具体的时间点。
When did he start writing music
他什么时候开始写音乐的
when也可译为“当……的时候”,引导时间状语从句。
He started playing football when he was seven.
他七岁时开始踢足球。
2.how long意为“多长时间”,常用来询问时间段。常用“for+时间段”或 “since+时间
点”来回答。
—How long have you learnt English
“你学英语多长时间了 ”
—For about 5 years.
“大约五年了。”
Ⅰ.用括号内所给动词的适当形式填空
1.The bridge over the river　 　(finish) three years ago.
2.A present　 　(give) to me by my friend on my birthday.
3.The book　 　(translate) into many other languages last year.
4.　 　 a lot of useful things 　 　(invent) by Edison
5.The window　 　(clean) ten minutes ago and the room looks bright
now.
was finished
was given
was translated
Were
invented
was cleaned
( )6.Mr.Smith created a new game.Soon all his students 　　 　　 rules to play it.
A.teach B.taught
C.are taught D.were taught
( )7.—Tom!I looked for you everywhere at the party last night.
—Oh,I 　　　 to the party.
A.am invited B.was invited
C.am not invited D.wasn’t invited
( )8.Some groups 　　　　 prizes on April 15,2022 by the Central Committee of the CYLC(共青团中央).
A.were given B.were giving
C.will be given
D
Ⅱ.单项选择
D
A
( )9.—I hear that you took part in a forest clean-up activity last Sunday.
—Yes,it 　　　 by our school green club to protect forests.(2022扬州)
A.organizes
B.organized
C.was organized
D.will be organized
( )10.Last year Huai’an Flyover(高架) 　　　.Now it brings much convenience to people.
A.finished B.finishes
C.is finishing D.was finished
C
D
Ⅰ.根据句意及提示,在空白处填入一个适当的单词
1.Please don’t forget to l 　(锁上) your door when you go out.
2.The temperature outside is very l 　(低的).Please put on your coat.
3.A big e 　(地震) happened in Japan last month.
4.I often have b 　(饼干) and milk for breakfast.
5.There is nothing in the f 　(冰箱).Let’s buy some food.
ock
ow
arthquake
iscuits
ridge
Ⅱ.动词填空
　　阅读下面短文,用括号内所给动词的适当形式填空(必要时可加情态动词或助动词)。
　　Nowadays,bikes are very popular in towns,cities as well as villages.But do you know the history of the bike In fact,the bicycle 6.　 　(have) a long and interesting history.The first bicycle 7.　 　(invent) more than two hundred years ago.Early bicycles,however,8.　 　(not look) like today’s bikes.
　　One of the first bicycles was called the hobby horse.It was made of wood! People rode by 9.　 (push) their feet along on the ground.
　　Later,a bicycle that had pedals(踏板) and metal tires(轮胎) was invented.It was not comfortable.It was called the boneshaker.Inventors kept working
10.　 　(make) bicycles more comfortable.
has
was invented
don’t look
pushing
to make
　　Then,the high wheeler was developed.It had a very big wheel in the front. This bicycle was not easy 11.　 　(ride) because the rider sat high up on it.The rider 12.　 　(be) badly hurt.
　　Then bicycles began to have two wheels that were in the same size.More than one hundred years ago,bicycles began to have rubber tires filled with air.That was a solution for the problem of a bumpy(不平的) ride.The new tires made riding 13.　 　(become) smoother than before.
　　Today,riding bikes 14.　 　(get) popular to get exercise,more and more people enjoy it.Science and technology is developing quickly these days and nobody knows what bikes 15.　 　(be) like in the future.
to ride
could be
become
has got
will be
Ⅲ.综合填空
　　阅读下面短文,根据短文内容及首字母提示,在空白处填入一个适当的单词。
Do you know anything about the 16.i 　 of the bar code(条形码)
A small food store owner found it was 17.d 　 to keep records(记录) of the product information.In 1948,he asked the Drexel Institute of Technology to 18.s 　 this problem.Bernard Silver,a graduate student,was interested in this technology.He and his friend Norman Woodland started to work on it.Soon,they invented their first working system.
The system did work at 19.f 　 ,but it was very 20.e 　 and sometimes the system didn’t work well.If the invention was to become popular in stores,the problems had to 21.b 　solved.Finally,Woodland solved it.The patent(专利权)for the bar code system was asked for by Silver and Woodland in 1949,but the patent was not given 22.u 　 1952.23.A 　 this patent was given,the system was still not popular among store owners.
nvention
ifficult
olve
irst
xpensive
e
ntil
lthough
In 1970,a business named Logicon Inc.invented the Universal Grocery Products Identification Code(食品工业统一码).Marsh Supermarket in Troy was the first store to set up this bar code reading system.The bar code has become very popular 24.s 　 1970.Now it’s used in all types of stores all over the 25.w 　.
ince
orld