Unit 4 The Internet Connects Us.Lesson 20 A Computer Helps!课件

课件42张PPT。The Computer Song
I know how to use a computer
I can use the keyboard
and the mouse
I know how to use a computer
And I have one in my house
Turn on the computer
and the monitor
And look at the screen
Take a CD-ROM
and put it in the drive
My computer is a magic machine
With my computer
I can draw
Play games and read
and type and more
Send e-mail
and Listen to a song
And I can sing along
i know how to use a computer
I can use the keyboard
and the mouse
I know how to use a computer
And I have one in my house
Turn on the computer
and the monitor
And look at the screen
Take a CD-ROM
and put it in the drive
My computer is a magic machine Is a computer helpful?
What can we do on a computer?Play a gamewatch movies shop online
listen to music read
make friends play games
write blogs chat online
send or receive e-mails
do some researchGuess what we can do on a computer?猜猜我们在电脑上能干什么？ Lesson:20
A Computer Helps!Guess gameMr. Computerlaptop
If you want to look for some information, please enter some key words into a search engine.
New wordsenter v. 输入；进入
e.g. Please enter some words.
请输入文字。
Enter the classroom.=Come into the classroom.
进教室。翻译小能手！翻译小能手！key n. 钥匙 keys 复数key n. 关键They put the key in the door and entered.
他们用钥匙开了门然后走了进去。
The key to success is to work hard.
成功的关键是要努力。翻译小能手！search engine n.搜索引擎search n. & v. 搜索；查找
e.g. I searched the box and found that ticket at last.
我搜寻那个盒子，终于找到了那张票。
search for是指“寻找（某人或某物）”。e.g. I search for information through the Internet. 我从互联网上搜索信息。翻译小能手！search …for…是指“为……而搜寻”。search+范围for+目标
e.g. The police search the forest for the thief.
警察在森林里搜寻小偷。根据汉语意思完成英语句子，每空一词。
(1) 村民们正帮着在树林里搜寻丢失的
孩子。
The villagers are helping to ________
the woods _____ the missing child.
(2) 我必须去找那些丢失的钱。
I must ________ _____ the lost
money. search
forsearch for练一练hide v.躲藏；隐藏；躲避
He hides himself under the desk.
翻译小能手！过去式 hid；过去分词hiddentopic n. 话题 depend v. 依靠；取决于depend是不及物动词，通常接介词on
depend on 取决于；依赖；依靠
You can’t depend on your parents forever.
你不能永远依靠你的父母。
All depends on the weather.
一切取决于天气。翻译小能手！
laptop
enter
key
search
topic
depend
hide (hid/hidden)
search engineWords & expressions笔记本电脑 n.
输入，进入 v.
关键，钥匙 n
搜索，查找 v
话题 n.
依靠，取决于 v.
隐藏;躲避 v.
搜索引擎
PK！小组比赛，看谁又快又对！请记忆P.K.输入；进入enter笔记本电脑laptop依靠；取决于depend关键；钥匙key搜索search话题topic隐藏hideEnjoy the songs and guess the festivalThanksgiving Day感恩节Halloween万圣节Enjoy the songs and guess the festivalEaster 复活节Easter Bunny
复活节兔子Do you like colored eggs?Let’s get to know more about Easter!Easter Day百度一下Listen and answer When is Easter?
It’s in March or AprilListen and answerWhat is Easter?
A. A festival B. A person C. A bookRead and fill in the blanks读，填空（书上）
Read aloud
大声读
Show
展示 What is Easter?
Easter is an important _________ in
Western culture. It’s one of the biggest
__________ in many countries.
festivalholidays赛一赛，看看谁的记性好！ When is Easter?
Easter does not __________ the same
day each year. The date ____________
the moon, but it is always in March or
April.
fall ondepends on fall on 落到；是 赛一赛，看看谁的记性好！ How do people celebrate Easter?Whom will people celebrate Easter with?
2.What are rabbits and eggs symbols of?
3. What do children do on Easter Day?
New lifeTheir family and friendsMany children have egg hunts and eat chocolate rabbitseat 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 huntsMind map思维导图 Retell
复述 复活节赛一赛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 huntsMind mapLucky Test选择一个彩蛋，做背后相应题目。全对者可获得相应分数。1234563分题3分题1分题2分题2分题9分题E ______ your name on the table.nterwhat, it, mean, does(?)
_____________________What does it mean?Tom is one of ________________ ( 最好的学生）in our class . the best students（浙江湖州）--Shall we go for a picnic tomorrow?
--Well, it all ________ the weather.
belongs to
B. happen to
C. depends on
D. concentrates onListening practice听力训练（安徽）Rose finished her study in the university and went to ____
a good job.
take after
B. look after
C. care for
D. search forget togetheron August 15th of
the lunar calendarwatch the mooneat moon cakes猜猜中国最重要节日之一是什么Mid-Autumn Festival假如你是李明，如何向Danny，Jenny 和Brian介绍中国的中秋节（The Mid-Autumn Day）呢?小组合作，表演对话。Activity 活动The winnerHomework
完成学案第四、第五题（2017河北中考作文） Thank you!Good bye!