Unit 4 Lesson 20 A Computer Helps! 课件(共20张PPT)

(共20张PPT)
desktop computer
laptop
自学指导一 QUESTIONNAIRE(问卷调查)
（discuss the questions in groups and tick your answers. ）
1.Do you have a computer
□Yes,I do. □No,I don’t.
2.If you have a computer, what do you want to do with your computer Tick your answers.
□read □listen to music □chat(聊天) online
□write blogs □watch movies □make friends
□play games □send e-mails
□shop online (网上购物) □search information(查资料)
Lesson 20
A Computer Helps!
Hello!
Can I help you
学习目标:
1. 掌握课标要求的“四会”词汇：
enter , key , depend , hide
2.了解如何使用网络查询资料。
3.了解不同的文化传统。
Words & expressions
laptop
Easter
enter
key
search
topic
depend
bunny
hide
n. 笔记本电脑
n. 复活节
v. 输入；进入
n. 关键；钥匙
n. &v. 搜索；查找
n. 话题
v. 依靠；取决于
n. 兔子
v. 隐藏；躲避
Do you know how to search information by your computer
1. Open the Internet.
2. Enter some key words into a search engine.
3. You can find information on this topic.
search n. & v. 搜索， 查找
enter v. 输入，进入
key n. 关键，钥匙
topic n. 话题
Easter
Do you know how to search information
by your computer
Happy Easter Day!
The origin of Easter
Jesus Christ
colourful
eggs
Easter Bunny
Easter
Egg Hunt
ham
自学指导二
1识读单词，并写出英语
复活节__________ 东方的__________
2.阅读课文找出下列短语。
….. 之一__________ 取决与________
决定做某事_________ 搜索引擎__________
春节________________
Read 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.
festival
hides
symbols
celebrate
合作探究
Do you know how to search information by your computer What 's the correct order ：
___→___→___
1. Enter some key words into a search engine.
2. You can find information on this topic.
3.Open the Internet.
3
1
2
Exercise
1.Which word has the meaning “搜索”？
□ research □ search
2. Which one is the “laptop”
□
□ □ □
3.When is Easter Day
□in May □in September □between March and April
4.Easter is an important festival in _____ culture.
□western □eastern
5.On Easter Day , many children have egg hunts and chocolate ____.
□rabbit □giraffe
Time for Reflection
search engine
depend on
Easter Bunny
fall on
in this way
search for
搜素引擎
取决于；依赖；依靠
复活节兔子
落在；指向
通过这种方式；这样
搜索；寻找
1.one of... ......之一 depend on 取决于
decide to do sth 决定做某事
search engine 搜索引擎 Spring Festival 春节
2. Something about Easter Day.
Easter Day is in March or April.
Rabbits and eggs are both symbols of new life.
Most people celebrate Easter with their family and friends.
Homework
1.Copy the words and phrases five times for each one.
2.Translate the text into Chinese.
Preview
Learn the words and expressions in Lesson 21.
2. Underline the sentences you don’t understand on page 54.