初中英语人教新目标 (Go for it) 版九年级全册Unit 13 We’re trying to save the earth!综合与测试第1课时教学设计

这是一份初中英语人教新目标 (Go for it) 版九年级全册Unit 13 We’re trying to save the earth!综合与测试第1课时教学设计，共4页。

教材分析
本单元带领学生了解了一些有关地球污染，动物濒危等问题。并且教给大家如何保护濒危动物，如何通过回收利用等方式来保护地球。本单元分为sectin A and sectin B 两个部分。本课为第一课时带领大家了解地球污染问题，以及探讨如何保护地球，减少污染。
三维目标
(一) 知识与技能
1. T learn the fllwing wrds and expressins.bttm, cal, public, ugly, cst, advantage, methd, cruel, harmful, affrd.
2. T understand the pasage n Page 99.
(二) 过程和方法
3.T get a general knwledge f pllutin by reading and rle-play.
4. T knw abut hw t reduce pllutin thrugh discussin.
(三) 情感态度和价值观
5. After learning this part, every student will be aware f the serius situatin f pullutin and determined t take actin t prtect ur earth frn nw n.
教学重点
1. Hw t use the fllwing wrds and expressins: cst, advantage, harmful, affrd, used t, play a part in…
2. t understand the passage n Page 99.
教学难点
1. Hw t use the fllwing wrds and expressins: cst, advantage, harmful, affrd, used t, play a part in…
2. t understand the passage n Page 99.
教学策略
根据本课教学目标和重点内容，教师可采用听，读，小组讨论，角色扮演等活动来引导学生进行学习。
教学准备
ppt， recrder， mutiple-media
教学环节
课堂导入
Step 1 Lead-in
1) Shw sme pictures abut pllutin and ask students t discuss what’s the danger f each kind f pllutin.
2) Here are sme wrds are related t different kinds f pllutin. Write them in the bx belw, and yu can add mre wrds.
lud music, littering, building huses, cars, ships, mbile phnes, rubbish, factries, planes, smking.
Rle-play the fllwing cnversatin and make yur wn cnversatins abut the kinds f pllutin abve.
A: The river was dirty. Even the bttm f the river is full f rubbish.[来源:学*科*网]
B: But it used t be s clean.
A: Yes, but peple are littering in the river.
B: Everyne in the twn shuld play a part in cleaning it up.
课堂讲授
Step 2. Reading
1) Fast-reading
Nw turn t page 99 and read the page quickly t find answers t the sheet.
2) careful-reading
Read the passage again and fill in blanks.
s, althugh, if but, when
① Many peple d nt realize they are killing a whle shark ___________ they enjy a bwl f shark’s fin sup.
② Sharks are at the tp f the fd chain, _____________ if their numbers drp, the cean’s ecsystem will be in danger.
③ Many think that sharks are t strng t be endangered, ___________ they are wrng.
④ _______________ there are n scienfitic studies t supprt this, a lt f peple believe that shark’s fins are gd fr health.
⑤ Sharks may disappear ne day __________ we d nt d smething t stp the sale f shark’s fins.
Pssible answers: when, s, but, althugh, if
3) Studying useful wrds and expressins.
① cst v价钱为，花费 n.价钱，代价；花费，费用
The cst f a laf f bread has increased five-fld.. 一条面包的价钱增长了4倍。
Badges are als available at a cst f £2.50. 徽章也有卖的，2.5英镑一枚。
It's ging t cst me ver $100,000 t buy new trucks.
买几辆新卡车将花掉我10万多美元。
② harmful adj.对…有害的；能造成损害的；不利；不良
Smking is harmful t ur health.
吸烟对人类的健康有害。
③ used t d过去一向，过去时常，过去曾（而现在不再）做
Wh used t d yur laundry? 谁过去一直为你洗衣服？
She used t wash dishes in a restaurant.她曾经在餐馆里洗过盘子。
④ affrd vt.买得起；担负得起；提供；给予
We culdn't affrd t buy a new car. 我们买不起新的车。
We can't affrd t wait. 我们等不起。
My parents can't even affrd a new refrigeratr.
我父母甚至买不起一台新冰箱。
⑤ play a part in扮演某角色; 与…有关，对…有影响
I'd like t play a part in their discussin. 我愿意参与他们的讨论。
Educatin is playing a big part in envirnmental prtectin.
教育在环境保护中起着很大作用。
He played a part in his favrite TV shw.
他在他最喜欢的电视节目中扮演了一个角色。
课堂练习
Step 3 Exercises
Translate the fllwing phrases:
对…有害
买得起…..
在……中起作用
过去常常
解决问题
起作用
听说
在……顶部
在……底部
切下，割下
课堂活动
Step 4 Activities\
In yur grup make a list f things peple can d t help the envirnment.
课堂小结
Step 5. Summarize
Lk back n what we have learned.
Hw t prtect envirnment.
Useful languages : be harmful t, at the tp f, at the bttm f. Slve prblems…
作业布置
Hmewrk : make a cnversatin with yur parnter abut what yu can d t reduce pllutin.
板书设计[来源:学_科_网]

Unit 13 We’re trying t save the earth
1.cst: V sth. cst mney
2. harmful: be harmful t
3. used t: used t d
4. affrd: affrd sth. / affrd t d
5. play a part in
教学反思
通过本课学习，学生们了解了污染以及污染带来的危害，以及保护动物的必要性。学完本课后，同学们要积极行动起来，为保护环境，保护动物作贡献。Air pllutin
Nise pllutin
Water
Questins
Answers
Where shark’s fin sup is ppular
Suthern China
Numbers f sharks caught and traded every year
70 millin
Hw much the numbers f sme kinds f sharks have fallen in the last 20-30 years.
ver 90 percent
Tw envirnment grups which are against finning
WildAid and the WWF