Unit4Topic1SectionA

1、unit 4 amazing science topic 1 when was it invented ?section a 叶县昆阳镇中学叶县昆阳镇中学 李李 伟伟 with the development of science,more and more wonderful things are developed, they are changing our world all the timeplay a guessing gamewhats in the magic box whats the cellphone made of?whats it used for?when was

2、it invented?its made of plastic and metal.its used for communicating.metalplay a guessing gamewhats in the magic boxits made of metal.its used for sending satellites or spaceships into space. satellitespaceshipwhats the rocket made of?whats it used for?whats the lock made of?whats it used for?its ma

3、de of metal.its used for locking the door.play a guessing gamewhats in the magic boxwhats the paper _ ?b: its made from wood.a: whats it used for? b:_._.follow the example to make up a similar conversation. made fromits used for writing on. computer desk /wood / holdchopsticks/bamboo/eatwithsweater

4、/cotton/keep warm/watch/metal/look at the timered wine/grapes/drink1.whats it made of? its made of metal.2. do you know what it is used for? its used for sending satellites or spaceships into space.look! a model rocket ! because jane was not allowedto play computer games last night. 1. allow sb. to

5、do sth. 允许某人做某事允许某人做某事2. be（not）allowed to do sth. (不不)被允许做某事被允许做某事3. allow doing sth. 允许做某事允许做某事3.why is jane unhappy?read 1a and answer the following questions. 1. why did kankang ask jane not to spend too much time on computer games ? its bad for her health if she spends too much time on them.too

6、 tiredheadachesore eyes2. who taught kangkang some knowledge about spaceships? 3. whats kangkangs dream? mr. brown.he wishes he could go into space some day. complete the conversation according to 1a:k: why are you unhappy?j: because i _(不被允许玩电子游不被允许玩电子游戏戏) last night.k: its bad for your _(healthy)

7、if you spend too much time _(介介词词) them.j: perhaps you are right.k: look _ (介词介词)this.j: a model rocket! _?k: it was made _ (介词介词)me.j: _?k: its made of metal. do you know _?j: its used for sending satellites or spaceships into space.k: yeach, ive _(learn) a lot about spaceships _(介词介词)mr. brown and

8、 then i made the model rocket. i wish i _(can) go into space one day. j: _.(我希望你的梦想变成现实我希望你的梦想变成现实).was not allowed to play computer gameshealthonatwho made itbywhats it made ofwhat a rocket is used forlearnedfromcouldi hope your dream will come true3a a. listen to the conversations and number the f

9、ollowing pictures.231a laptopa digital camera3a listen again and complete the table . inventionitemlaptopcell phonedigital cameramaterialusageyearcountryplasticplasticmetal and plasticstudy, work and play communicatetake photosaround 19851973around 1975japanamericaamerica have you received the prese

10、nt like them?write down riddles according to the information in 3a.it was bought in 2010, its made of plastic and metal,its used for commuicating with others,it was developed in america in 1973 .can you guess what my favroite present is.they were invented by foreigners!if you want to invent the wond

11、erful things like them, you should read more, think more.and you will be a great inventor,and you will make a contrbution to our country, .i hope your dream will come true.what did you learn from this lessson?words:phrases:grammer: past passive voice be made of be made frombe made bybe used for doin

12、g sthbe (not)allowed to do sthsentences:i wish i could go into space one day.i hope your dream will come true.rockt ,lock,metal,spaceship,satellite,laptop,digitalthank you be made of 由某种物质做成由某种物质做成(看得出原材料，看得出原材料，物理过程物理过程)be made from 由某种物质制成由某种物质制成(看不出原材看不出原材料，化学过程料，化学过程)be made up of 由几部分组成由几部分组成be

13、 made in 在某地在某地/某时制造某时制造be made by 由某人制造由某人制造be made into 被制成被制成1.the paper is made _trees.2.the spoons are beautiful. they are made _ metal.3.the picture is beautiful. it was drawn _jane.4.our group is made up _ four students.5.that kind of machine is made _japan.fromofbyofin1.my mother allowed me to use her cellphone.(改为被动