Unit 4 The Internet Connects Us Lesson 20 A Computer Helps! 课件(共15张PPT)

Unit4 The Internet Connects Us
Lesson 20:
A Computer Helps!
Presentation
1
Language Points
2
Exercise
3
If I have a ______, I can ____________its help to find more information about Easter.
laptop
depend on
Presentation
If I want to know about____________ , I can _____some ___words into a ______________to find information on this _____ .
Easter Bunny
enter
key
search engine
topic
Easter Bunny复活节兔子
enter v. 输入；进入
key n.关键；钥匙
search engine搜索引擎
topic n.话题
Look! Here is what I found. They are chocolate rabbits. They _____some chocolate eggs on the grass.
hide
Words and phrases
hide v.隐藏
Read and answer.
1. How 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.
6. What are symbols of Easter?
Rabbits and eggs.
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
Group Work:
Discuss Spring Festival in China and follow the example of the mind map in Let’s Do It! No.3 to create their own mind map for their festival. Then draw their maps on large paper.
It’s one of the biggest holidays in many countries. 这是许多国家重大的节日之一。
one of 结构表示“……其中之一”，后接形容词的最高级形式，再接可数名词的复数，但谓语动词用单数。如：
This tower is the tallest building in China and one of the tallest in the world. 这个塔是中国最高的，也是世界上最高的建筑物之一。
Language points
2. The date depends on the moon, but it always in March or April. 复活节不总是每年的同一天。日期要取决于月球，但它总是在三月或四月。
depend on是固定短语，意为“依赖；取决于；随...而定”。depend表示“依靠；依赖；指望”，接宾语时与on或upon连用。其后接带不定式的复合结构，即depend on/ upon sb. to do sth.，意思是“指望某人做某事”。如：
You may depend on it that they will be there in time.
你不用怀疑，他们会及时到达那里。
I. 选择所给词的适当形式填空。
agree, address, important, reach, in
1. I failed _______ her on the phone this morning.
2. They think it is the most _________ meeting of all.
3. He'll tell you more about this ____ a moment.
4. My parents ______ with what I said.
5. I want your e-mail _______. Could you tell me, please?
address
to reach
important
in
agreed
Exercise
II. 用所给单词的适当形式填空。
1. Would you like ______ (go) shopping with me?
2. Tom says he _______ (have) the books for a long time.
3. The printing press was an important _________ (invent).
4. I feel like ______ (have) a drink.
5. I don't know which one _________ (choose). Both of them are very nice.
to choose
to go
has had
invention
having
III. 连词成句。
1. learn, helped, Jim, how, me, computer, to, the, use
_______________________________.
2. your, heard, have, yet, you, brother, from
______________________________?
3. each, learn, let's, other, from
______________________________.
Let's learn from each other
Jim helped me learn how to use the computer
Have you heard from your brother yet
Homework:
Search for some information about an important festival in China and make a mind map for it.