Unit 8 We're trying to save the earth Section B(1a-2e)学案 （含答案）

课题：Unit 8 We’re trying to save the earth!
第三课时 Section B (1a-2e)
学习目标：
1、重点单词
recycle(v.)回收利用；再利用；gate(n.)大门；bottle(n.)瓶子；president(n.)负责人；主席；总统；work(n.)（音乐、艺术）作品；metal(n.)金属
2、重点词组
turn off关掉； stop doing sth.停止做某事； throw away扔掉；抛弃；put sth. to good use好好利用某物； pull...down拆下；推毁 ；bring back 回复；使想起；归还
3、重点句式
(1).But it is hard to stop riding in cars.
但是阻止开车出行却很难。
(2).Have you ever thought about how these things can actually be put to good use
你曾经考虑过怎样把这些东西充分的利用起来吗？
(3).I plan to write a book about new ways to use old clothes.
我计划写一本关于使用旧衣服的新方法的书。
(4). Wang Tao hopes to set up a “metal art” theme park to show people the importance of environment protection.
王涛希望建一个“金属艺术”主题公园来展示环境保护的重要性
(5).Not only can art bring happiness to others, but it also shows that even cold, hard iron can be brought back to life with a little creativity.
艺术不仅能带给其他人带来快乐，也显示了只需一点点创意，冰冷，坚硬的铁也可产生活力。
重难点：
1).掌握本课时重点词汇、短语及句型 ；
2).1c和1d的听力任务；
3).2b文本材料的解读及相关阅读任务。
导学设计：
1.throw away
【归纳】① throw away意为“_____”，是“动词+副词”型短语，如果接代词，需置于中间。例如：虽然衣服旧了，但你不应该把她们仍掉。Though the clothes are old, you shouldn’t _____ ____ ______.
② throw away意为“错过(机会等)，放过；未能很好利用(机会等)”。例如：不要错过这个机会。 Don’t ____ _____ this opportunity.
③throw away意为“浪费(时间、金钱等)；乱花(钱等)”。例如：这将是浪费时间和金钱。
It will be time and money _____ _____.
2. be made of 与be made from
【归纳】be made of和be made from都表示“_____”，但二者的用法有区别。
be made of常常表示原材料未发生化学变化，从成品中仍可看出原材料。例如： 这些课桌椅是木材制成的。The desks and chairs are ____ ____ wood.
而be made from常常表示原材料经过化学变化，从成品中看不出原材料。例如： 这种酒是用小麦制成的。This kind of wine is ____ _____ wheat.
3. He is known for using iron.他以用铁而出名。
【归纳】①be known for意为“_____” ， 其同义短语为“_____”。例如：他以友好而出名。He is known for his friendly.
②be known as 意为“______”。 例如：周杰伦是作为一个说唱歌手而出名。
Zhou Jielun is known as a rap singer.
③be known to 意为“_____”。例如：长城对我们来说是众所周知的。The Great Wall is known to us all.
4. work的用法
【归纳】①work意为“(音乐、艺术)作品;著作”时，是____名词。例如：他读过许多海明威的作品。 He has read many of Hemingway’s works.
②work可作不可数名词,意为“____”。例如：园子里有许多工作要做。There is plenty of work to be done in the garden.
③work可作动词,意为“工作”。例如：从去年开始,他就在工厂里工作。He ____ ____ in the factory since last year.
知识巩固:
Ⅰ.用所给词的适当形式填空
1. (recycle) paper is really easy for us all.
2. Stop (talk). The teacher is coming.
3. They watched TV instead of (stay) at home.
4. While I (do) my homework, the phone rang.
5. It's hard (finish) the job in such short time.
Ⅱ.单项选择
1.It’s necessary to take ____ bags _____ shopping.
A.yourself;when B.your own;when
C.yourself;while D.your own;because
2.—Dad,why must I stop _____ computer games
—For your health,my boy.
A.play B.to play C.to playing D.playing
3.Today people are encouraged to ______ paper, plastic and water for a better environment.
A.use B.waste C.recycle D.make
4.Please ____ the water when you brush your teeth.
A.take down B.turn up
C.take away D.turn off
5.Your father can ______ your car.
A.spend for B.cost C.pay for D.take
Ⅲ.补全对话 从方框中选择恰当的句子补全对话
A.What else can we do B.We’re talking about how to save the earth.C.I stopped using them last year.D.But I think it’s hard to stop riding in cars.E.What should we do
A:Jim,what are you talking about
B: ___________1________________
A:We should try to save the earth. ________2______
B:At first we should stop riding in cars.
A: _______3________
B:You’re right,but we must try to stop it.
A: ______4_______
B:We can recycle paper and turn off the lights when we don’t use them,too.
A:I think we can also stop using paper napkins.
B:So do I.You know ______5_______
A:You’re a greener person.
Ⅳ.按要求完成句子，每空一词
1. She had to take good care of her mother yesterday.(改为一般疑问句)
she to take good care of her mother yesterday
2.You can use the knife like that.(改为祈使句)
the knife like that.
3. Mary used to like to wear glasses .(对画线部分提问)
Mary to like to wear
4.These workers built the building last year.(改为被动语态)
The building last year by these workers.
5. I disagree with you.(改为同义句)
I you.
参考答案
导学设计
1.①扔掉/抛弃，throw them away ② throw away③ thrown away 2.由……制成，made of，made from 3.① 因……而著名，be famous for ②作为……而著名 ③为……所知 4. ①可数 ②工作 ③has worked
知识巩固
Ⅰ.1.Recycling 2.talking 3.staying 4.was doing 5.to finish
Ⅱ. 1-5 BDCDC
Ⅲ.1-5 BEDAC
Ⅳ.1.Did, have 2.Don’t use 3.What did, use 4.was built 5.don’t agree with