Unit 4 Lesson 20 A computer helps
同步练习
一、单项选择
1. ________April 22nd, people around the world celebrate Earth Day in different ways.(中考·长沙)
A. In B. At C. On
2. The rose is a ________ of love.
A. motto B. symbol C. way D. word
3. You can solve the problem ________ many ways.
A. with B. in C. of D. to
4. The cakes smell ________.I can't wait to eat one.
A. bad B. delicious C. terrible D. bitter
5. This temple is one of ________ buildings in the town. We must take action to protect it.(中考·上海)
A. old B. older C. oldest D. the oldest
6. Harry has decided ________ an online shop after graduating from school.
A. open B. to open C. opened D. opening
7. —This is quite a new phrase.
—Right. It has already ________ the language.
A. spoken B. used C. entered D. covered
8. It's not always safe to pay over the Internet, ________ you should be careful. (中考·天津)
A. so B. after C. because D. as soon as
9. —Mum, shall we go to the beach tomorrow?
—It ________ the weather. (中考·广东)
A. carries on B. lives on C. depends on D. holds on
10. —You gave me a lot of help. Thank you.
—________
A. You're welcome. B. Don't thank me.
C. Don't say so. D. This is what I should do.
二、用所给词的适当形式填空
1. As we all know, France is a ________ (west) country.
2. The dictionary is ________ (help).
3. The children enjoy the life in the country and live ________ (happy)with their family.
4. Christmas is one of the most important ________ (holiday) in the USA.
5. Father's Day doesn't fall on the ________ (same) day each year.
三.根据短文内容及提示完成短文。
Li Hong searched for information (1) a________ how to learn English (2)________(good) on the Internet last night. She entered some key words into a (3)s________ engine. Then she (4)________(find) much information. She felt very happy. She thought the Internet was very (5)________(use).
四.阅读理解。
Are you looking forward to Easter? This spring has been so hot that I'm sure you are looking forward to having a break then. What are you planning to do? Are you going to be away with your family for a few days? Maybe you're going camping. Or maybe you're going to the beach. Or maybe you're going to stay at home and relax. However, no matter what you are planning to do, you will certainly give yourself a rest after the busy week of this term. There is an old custom of egg races and because of it, Easter has become an expensive time nowadays. People boil eggs and then make them go down hills to see which one will win. Then they eat the eggs. People may also paint some eggs beautifully, hide them and leave them for children to find. An Easter egg hunt is a lot of fun for kids but it can be expensive for the adults to buy the eggs!
1. Easter is a festival in________.
A. March or April B. June or July
C. January D. November
2. What may the writer be?
A. A shopkeeper. B. A student.
C. An egg seller. D. A father.
3. Why is Easter expensive nowadays?
A. People have to travel for Easter.
B. People have to give some money to children.
C. People have to buy special Easter food.
D. People have to buy eggs for the old custom.
4. People will do things to the Easter eggs except for________.
A. colouring eggs B. running with eggs
C. hiding eggs D. eating eggs
5. What is the best title for the passage?
A. Funny Eggs B. A Colourful Holiday
C. Looking Forward to Easter D. An Interesting Game
同步练习答案
一. 1-5 C B B B D 6-10 B C A C A
二. 1. western 2. helpful 3. happily 4. holidays 5. same
三. 1.about 2.well 3.search 4. found 5.useful
四. 1～5：ABDBC
课件38张PPT。冀教版 八年级下 Unit 4
Lesson 20
A Computer Helps.
a tableta desktop computera laptop ?[?deskt?p]台式电脑 [?t?bl?t]平板电脑['l?pt?p]笔记本电脑It has no keyboard or mouse, so it is easy to carry.Revision:Pair work:Work in pairs to ask and answer like this:A: What can you do on a computer?
B: I can …on a computer.
A: How do you use the Internet?
B: I use the Internet to …
Warming-up:Let’s enjoy a song:Easter ['i:st?] n.复活节Presentation:Which festival is the song talking about?Presentation:If we want to know something about Easter, what should I do?Think about it:Easter Day百度一下You can search for information on the Internet. Enter some key words into a search engine to find information on this topic.v. 输入；进入n.关键；钥匙搜索引擎n.话题Presentation:What do you know about Easter?What is Easter?Easter is an important festival in Western culture. When is Easter?Easter does not fall on the same day each year. The date depends on the moon, but it is always in March or April. depend on 依靠，取决于Presentation:What do you know about Easter?What is the symbol of Easter?The Easter Bunny and Easter Eggs are the symbols of Easter. Because they think that rabbits and eggs are symbols of new life.复活节兔子复活节彩蛋…的标志bunny ['b?n?] n. 兔子Presentation:What do you know about Easter?How do people celebrate Easter? 庆祝 People eat delicious food with their family and friends.Presentation:What do you know about Easter?How do people celebrate Easter?On Easter Day, many children have egg hunts, they believe that the Easter Bunny comes and hides chocolate eggs for them to find. and they eat chocolate rabbits. egg hunts 寻找彩蛋hide [ha?d] v. (hid-hidden)隐藏，躲避The origin of EasterPair work:Talk about the Easter Day in pair:A: Do you know Easter?
B: Yes.
A: When is Easter?
B:…
A:…Listen to the lesson and fill in the blanks. Easter is an important _________________ . It does not fall on the same day each year. Children believe that the Easter Bunny comes and ________ chocolate eggs for them to find . Rabbits and eggs are both __________of new life . That means Easter is a way to welcome spring .Most people _________ Easter with their family and friends.hidessymbolscelebrateListening:Festival /holidayLet’s Do It!2How did the girl search for information on the Internet?
She entered some key words into a search engine to find information on the topic.
2. What did Ms. Liu ask her students to write about?
She asked her students to write a report about Easter.
3. Is Easter an important festival in Chinese culture?
No, it isn’t.
4. When is Easter?
It is always in March or April.
5. What do children do on Easter Day?
Children have egg hunts and eat chocolate rabbits.Read the lesson and answer the questions.Reading:eat delicious
foodEaster When is it?It depends
on the moon.in March or AprilHow is it celebrated?with family
and friendsWhat is it?in Western cultureone of the
biggest holidaysan important
festivaleat chocolate
rabbitshave egg huntsRead the lesson again and fill in the mind mapLet’s Do It!3Reading:Read the lesson again and take notes.I just got a new laptop. It is very helpful. When Ms. Liu asked us to write a report about Easter. I decided to do all of my research on the Internet. I entered some key words into a search engine to find information on this topic. Here is what I found.笔记本电脑决定输入，进入关键词搜索引擎Reading:Read the lesson again and take notes. What is Easter?
Easter is an important festival in Western culture. It’s one of the biggest holidays in many countries.
When is Easter?
Easter does not fall on the same day each year. The date depends on the moon, but it is always in March or April.取决于，由…决定落在，指向Reading:Read the lesson again and take notes.How do people celebrate Easter?
People celebrate Easter with their family and friends. They eat delicious food together. In this way, it is like the Chinese Spring Festival. On Easter Day, many children have egg hunts and eat chocolate rabbits. Rabbits and eggs are symbols of new life. Children believe that the Easter Bunny comes and hides chocolate eggs for them to find.
庆祝这样；用这种方法 寻找彩蛋…的标志v. (hid-hidden)隐藏，躲避language points:Grammar:Do you often search for information on the Internet?
你经常在网上搜索信息吗？
search for 寻找；搜索
You can search for and find reviews online, too.
你也可以在网上搜索查找相关评论。
You must examine how users may search for your page.
必须研究用户可能怎样搜索你的页面。language points:Grammar:2.When Ms.Liu asked us to write a report about Easter, I decided to do all of my research.
当刘老师让我们写关于复活节的报告时，我决定做我所有的研究。
（1）ask sb to do sth. 让某人做某事
ask sb not to do sth. 让某人不要做某事
★妈妈让我好好学习
My mother asks me to study hard.
★老师让她不要上学迟到
The teacher asks her not to be late for school.（2）decide to do sth 决定做某事
decide not to do sth 决定不做某事
make a dicision to do sth 决定做某事
★ Mary 决定去美国。
Mary decided to go to the U.S.A.
★我们决定周日去野炊。
We decided to go on a picnic on Sunday.
★Jim 决定不再玩电脑游戏。
Jim decided not to play computer games.language points:Grammar:3. I entered some key words into a search engine to find information on this topic. 我输入一些关键字在搜索引擎中找到关于这个话题的信息。
key n. 键；关键；钥匙
They put the key in the door and entered.
他们用钥匙开了门然后进去了。
The key to success is to be ready from the start.
成功的关键是从一开始就做好准备。
key adj. 重要的；关键的
He is one of our key thinkers on the future of humanity in the cosmos.
他在人类的宇宙前景上这个问题上，是重要的思考者之一。
search engine 搜索引擎
Do you want the search engine to see every page on your website?
你是否希望搜索引擎能看到你网站上的每一页面？
4. It’s one of the biggest holidays in many countries.这是许多国家最盛大的节日之一。
“one of … ” 意为“……之一”
“one of + the +形容词的最高级 + 可数名词的复数”
意为“最……之一”，做主语，当单数。
★ Tom是我们班上最高的男生之一.
One of the tallest boys in our class is Tom.
★ One of my questions ____ (be) how to learn English well.
★ Wang Li is one of _____________ (clever) girls in our class.isthe cleverestlanguage points:Grammar:5. Easter does not fall on the same day each year. 每年复活节不落在同一天。
fall on 落到；指向
But it is lucky that the jug did not fall on my head.
幸亏罐子没有砸在我头上，这真是不幸中的万幸。6. The date depends on the moon…….日期取决于月亮……
depend on 取决于；依赖；依靠
I depend on my pen for a living. 我靠写作为生。
You shouldn’t listen to the rumour. You can depend on me.
你不应该听信流言蜚语，你可以信赖我。
All depends on the weather.一切取决于天气。language points:Grammar:7. In this way, it is like the Chinese Spring Festival.
通过这种方式,就像中国的春节。
in this way 这样；用这种方法
Only in this way can we improve ourselves.
只有用这种方法我们才能不断提高自己。
In this way, you can quit smoking. 通过这种方式，你可以戒烟。8. Rabbits and eggs are symbols of new life. 兔子和蛋是新生命的象征。
symbols of = a symbol of ……的象征
★鸽子是和平的象征。
Doves are symbols of peace.
★老虎是勇气的象征。
Tiger is a symbol of courage.Culture Tip The celebration of Easter is all about new life. Chrisians celebrate new life at Easter. Though the meaning of Easter has changed over time, the rabbits and eggs remain. Children use baskets to collect coloured eggs when they go hunting for Easter.虽然意义，含义随着时间保留Expressions:
1. a search engine
2.information on this topic
3.what I found
4.fall on the same day
5.depend on
6.in this way
7.Easter Bunny
8.search for
搜索引擎关于这个话题的信息 我所找到的内容落在，指向同一天 取决于；依赖；依靠通过这种方式；这样复活节兔子搜索；寻找Fill in the table and retell the lesson:festivaldatedepends onAprilhidesConsolidation:Danny is planning an Easter egg hunt for his cousin Debbie. Listen to the passage and write true(T) or false(F).1.Danny brings a basket with him. ( )
2.Debbie hides the eggs behind some trees.( )
3.Debbie is happy to go on an Easter egg hunt.( )F F T Let’s Do It!1ChristmasThanksgivingHalloween
/,h?l??’i:n/Mid-Autumn Festivalthe Dragon Boat Festival
/ the Duanwu Festival
Some important festivals in the world:What is it?When is it?How is it celebrated?Spring Festival Discuss Spring Festival in China and search for some information and make a mind map for the festival. Then draw the maps on large paper.
like this:Let’s Do It!4Summary:1. Learn some useful words and expressions to introduce a festival. Words:
enter key search
topic depend hide
Expressions:
search engine depend on
Easter Bunny fall on
in this way search for
2. Learn the passage about Easter.单项选择：Exercise:1.Mount Huang is one of in China.
A. most famous B. most famous mountains
C.the most famous mountains D.most famous
2. Where to go my mother. I will ask her.
depends on B. depend on C. decided on D. decides on
3.I will write a report this topic.
A.on B. in C.at D.of
4.Li Ming the Easter Egg in the grass last night.
A. hide B. hidden C. hid D hiding根据汉语提示完成句子。Exercise:1.在这方面，复活节就像中国的春节。
_____ _____ _____ ，Easter is like the Chinese Spring Festival.
2.她正在网上搜索信息来写一篇报告。
She _____ _________ _____ information to write a ________ .
3.黄河是中国最长的河流之一。
The Yellow River is _____ ___ ___ _______ rivers in China.
4.Your score(分数) ________ _____ （依靠 ）yourself.In this wayis searching forreportone of the longest depends onHomework： Search for information about a festival.
1. Make a mind map.
2. Write a short passage.
You can choose either of them.谢谢21世纪教育网（www.21cnjy.com) 中小学教育资源网站 有大把高质量资料？一线教师？一线教研员？
欢迎加入21世纪教育网教师合作团队！！月薪过万不是梦！！
详情请看：
https://www.21cnjy.com/help/help_extract.php
