Topic 1 When was it invented？Section A课件（27张PPT）

课件27张PPT。Topic 1 When was it invented?Unit 4 Amazing ScienceSection AThe e-book is used for reading novels.Warming upThe e-book is used for studying English.Warming upWhat is the camera used for? Warming upA: What’s the lock made of?
B: It’s made of metal.
A: What’s it used for?
B: It’s used for locking the door. n.锁
v.（用锁）锁上，被锁住lock/metalA: What’s the paper made from?
B: It’s made from wood.
A: What’s it used for?
B: It’s used for writing on.paper/woodA: What’s the lock made of?
B: It’s made of metal.
A: What’s it used for?
B: It’s used for locking the door. A: What’s the paper made from?
B: It’s made from wood.
A: What’s it used for?
B: It’s used for writing on.'s made of's made fromon.be made of 由……做成(看得出原材料)
be made from 由……制成(看不出原材料)Language points2Follow the example to make up similar conversations.A: What ... made of / from?
B: ... made of / from ...
A: What ... used for?
B: .. used for ...1234Each group takes turns to choose one of the following numbers and follow the example in 2 to make up similar conversations.Game timecomputer desk /woodA: What's the computer desk made of ?
B: It's made of wood.
A: What's it used for?
B: It's used for putting computers in.2 pointsFollow the example in 2 to make up a similar conversation.chopsticks/bambooA: What are the chopsticks made of?
B: They are made of bamboo.
A: What are they used for?
B: They're used for having meals with.3 pointsFollow the example in 2 to make up a similar conversation.sweater /cottonA: What's the sweater made of?
B: It's made of cotton.
A: What's it used for?
B: It's used for keeping warm.2 pointsFollow the example in 2 to make up a similar conversation.watch/metalA: What's the watch made of?
B: It's made of metal.
A: What's it used for?
B: It's used for telling the time.3 pointsFollow the example in 2 to make up a similar conversation.1. What's the rocket made of?
2.What's the rocket used for?1b Listen to 1a again and mark T (True) or F (False).Jane is unhappy because she was not allowed to go to a party last night. ( )
Kangkang’s father made a model rocket for him. ( )
The rocket is made of metal. ( )
A rocket is used for sending satellites or spaceships into space. ( )FFTTplay computer games last night.
himself.1c Read 1a and answer the following questions. 1. Why did Kankang ask Jane not to spend too much time on computer games ?
2. Who taught Kangkang some knowledge about spaceships?

3. What’s Kangkang’s dream?
It’s bad for her health if she spends too much time on them.Mr. brown.He wishes he could go into space some day.Language points1.Because I was not allowed to play computer games last night.
因为昨晚我被禁止玩游戏。allow v. 允许
主动语态：allow sb. to do sth.
允许某人做某事
被动语态： sb. be allowed to do sth.
某人被允许做某事e.g. 1.The doctor ________________________him __________.
医生不允许他吸烟。

2.He ______________ smoke in his house yesterday.
他昨天在家里被允许吸烟了。to smokewas allowed to doesn't/didn't allowedwas allowed 过去式的被动语态2.I wish I could go into space some day. 我梦想有一天可以遨游太空。P118Language pointse.g. I wish I could live in a palace some day.some day 某一天，总有一天(将来)
3.I hope your dream will come true . 我希望你的梦想能实现。
come true 实现 ，变成真的
3a A. Listen to the conversations and number the following pictures.2313a B. Listen again and complete the table . metal and plastictake photosaround 1975AmericaAsk and answer.
A: What is ... made of ?
B: It is made of ....
A: What is it used for?
B: It is used for ....
A: When and where was it developed?
B: It was developed in ... in ....
3a B. Listen again and complete the table . plasticstudy, work and play around 1985JapanAsk and answer.
A: What is ... made of ?
B: It is made of ....
A: What is it used for?
B: It is used for ....
A: When and where was it developed?
B: It was developed in ... in ....3a B. Listen again and complete the table . plasticcommunicate1973AmericaAsk and answer.
A: What is ... made of ?
B: It is made of ....
A: What is it used for?
B: It is used for ....
A: When and where was it developed?
B: It was developed in ... in ....单项选择。
( )1. Students are not allowed ___ cell phones at school.
A. use B. to use C. make D. to call
( ) 2. A rocket is used for ____ satellites or spaceships___ space.
A. to send; in B. sending; into C. sent; in D. sent; to
( ) 3. As long as you keep trying, your dream will certainly ____.
A. come in B. come on C. come about D. come true
( ) 4. I ____ I ____ fly in the sky just like a bird.
A. hope ; could B. imagine ; can
C. wish ; could D. suppose ; could
( ) 5. Generally most furniture（家具） is ____ wood. It's a waste of forest resources.
A. made of B. made from C. made into D. made in
( )6. —What a nice kite! Who made it ?
—It _____ my father.
A. is made by B. was made by C. is made of D. was made of ExercisesBBDCABSummaryWe learn:
1.Some words: lock, rocket, metal, satellite, spaceship, laptop, digital
2. Some phrases: be (not) allowed to ,be made of / from, be used for, some day, come true
3. Some sentences:
(1) ---What is / are ... used for?
---... is / are used for doing sth.
(2) I wish I could go into space some day.
(3) I hope your dream will come true.
(4) It was developed in...
We can: Use the passive voice(被动语态). AssignmentWrite a passage about your computer or cell phone. Use the expressions and key sentences that we learn today.
You can write it like this:
My ... is made of / from ... It 's used for ... It was developed in... in...
Thank you very much!