九年级英语上册 unit 2 saving the earth topic 2 all these problems are very serious section c(1a-3)导学案(新版)仁爱版

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1、Unit 2 Saving the Earth教师寄语:The best way to predict the future is to create it .(预测未来的最好方式就是创造未来。)Class_ Grade9 Group_ Name_课型:预习+展示课Title: Unit 2Saving the Earth (拯救地球)Topic 2:All these problems are very serious. (所有这些问题都非常严重。)Section: C1a-3 (P39-40) 二课时Learning steps (学习过程):(Check before class)(5)

2、(我会做)1、根据句意及首写字母提示,完成句子. 1) Im writing to tell you s_ important. 2)N_ likes to be _(不整洁的). 3)W_ of all , some of them are quite r_ when talking to others. 4) I think we should make rules to change the s_.2、自学新词汇:先汉译英并写出单词的音标及词性,然后熟读。各组派 C层次的学生上台展示学习成果。(在二次铃时完成,学习组长组织并检查评定)1) 氧气 ( ) / / _2) 洞,坑 ( ) /

3、 / _3) 臭氧层 ( ) / / _4) 放射,放射物 ( ) / / _5) 直接地 ( ) / / _6)二氧化碳 ( ) / / _7)(使)出现/形成, 种类( ) / / _8)毛毯,毯子 ( ) / / _9) 渗出,逃跑 ( ) / / _10)上升,升起 ( ) / / _11)提到,涉及 ( ) / / _12) 拿走_ 13)温室效应_(Learning target)(1)1学习新单词及词组:take away, oxygen, hole, ozone layer, radiation, directly, carbon dioxide, form, blanket,

4、 escape, rise, the greenhouse effect, refer to ;2学习并背诵1a的短文,了解“温室效应”产生的原因,呼唤我们行动起来,保护环境;熟记新单词及词组,掌握重点句子。(Self-study)(20)(我最棒)1、跟读P39/1a,画出新单词及词组,然后英汉互译下面各题并熟记。1)on the earth_2)during this period_3)全世界_ 4)数以百万计的树木_5)through the hole_6)reach the earth directly_7)致癌_ 8)增加了许多_9)burn oil_ 10)the heat fro

5、m the sun_11)温室效应_12)海平面_13)全球气候_ 14)涉及,有关,提到_2、阅读1a , 在文中划出下面的句子并分析1) 1)Some things weve done are very good for the earth while some are bad .译: _【点拨】Some things weve done - 我们已经做过的事情,在句子中作主语 the films theyve seen-_while 并列连词,“而,却”,表示对照关系。如:Her sister likes reading _she likes singing .她姐姐喜欢看书而她喜欢唱歌

6、。while- 一会儿,一段时间 - 名词 常用短语:for a while - 一会儿2) 当刮风下雨时,土就被刮走或冲走。译:_【点拨】take away: _ 【拓展】 与take 有关的短语:take off _ take sb. for a walk_ take a bus/ ship / train _ take turns _take care of _ take a look _take a rest _ take a seat _ take to_take 还常用于下列句型:It takes sb. time / money to do sth .花费某人时间或金钱做某事。3

7、).As a result, many rivers and lakes are now dead .译:_【点拨】be dead: _表示一种状态,指“无生气的,死气沉沉的的”.die动词 它的现在分词是_ 它的名词是_ 它的形词是_(Lets show and improve )(15)(我参与) 1、阅读1a完成1b. The answers are: 1)给2-6段选择合适的标题,然后写在每段的前面。Pargraph2:_Pargraph3:_ Pargraph4:_Pargraph5:_ Pargraph6:_ 2) _ 3)_ 4)_ 5)_2、根据1a完成1c的表格。Proble

8、mEffect on the environmentFewer treesforests become deserts, animals and plants disappearTraffic pollutiongreenhouse effect , level of oceans rising , climate change(Summary )(4)(我能行)1、本节课我学习_ _ _三个黑体字单词和_ 、_ 、_ 等词组;2、学习了1a的短文并了解_ 的原因;3、整理导学案,梳理本节课所学的知识,检查导学案并完成导学案上所有内容,学习组长注意检查督促。(Test in the end )

9、(5)(我会做)1、根据句意及汉语提示,用适当的短语完成下列句子。1) The island was there before there was life_ _ _(在地球上).2)In the USA, people eat _ _ (数以百万计的) hamburgers every year.3) Do you know who _ _ (拿走)my CDs just now?4) The old man didnt _ _(提到) the thing after that.【提高题】(A-B 层次学生做)从方框中选择合适的单词,用正确的形式填空。refer to form hole rise take away1) Who has _ my pen? It was here just now.2) Theres a _in my sock. Its broken.3) The weather report says the temperature will _ tomorrow.4) You know who I _just now.5) Can you use these letter to _a word?七、课后反思1、我今天学到了什么知识?_2、这节课我的表现( ) A、很好 B、好 C、一般D、有待改进

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