unit 2 topic 2 all these problems are very serious 学案3(仁爱版九年级上)

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1、模块一:温故知新学习内容翻译下列句子。1. 水对人类是非常重要的,但并不是每个人都知道如何保护和节约它。_2. 砍伐树木对人类、动植物都有害。_human beings,animals and plants模块二:自主学习 (独立进行)预时25分钟(Self-study & Self-exploration)学习内容摘 记Step 1 词汇学习-请将 P37-38的新单词在抄写本上每个抄写6遍,中文一遍。Step 2 短语学习-请同学们在课本上找出下列短语,英汉互译。(要求:短语在课本上划出)the ozone layer _ carbon dioxide _The word it in th

2、e passage refers to _拿走;取走 _ _ 全世界_涉及;提到;指的是_ 温室效应 海平面_ Step 3 课文学习1、 理解课文P37-1a,并从短文上面的短语中为每段挑选出合适的题目,写在短文前的横线上。2、 再一次阅读短文1a,完成1b。Step 4 句型及词的用法学习-知识点归纳。4.1. Some things weve done are very good for the earth while some are bad. 译: 【归纳】:1) weve done为定语从句,修饰_2) be good for 译为:_ 反义词组:_3)while在句中译为:_,相

3、当于_,表示对比。如:Her sister likes reading while she likes singing. 她妹妹喜欢看书,而她喜欢唱歌。请观察下列句子中的while: While I was doing my homework, my mother was cooking. We are going away for a while. 归纳:句中的while 译为:_,作连词,常用来引导含有延续性动词的时间状语从句。句中的while译为:_, 作名词。4.2. When it rains or when the wind blows, the earth is taken aw

4、ay. 译: 1)take away 译为:_2) take的现在分词:_ ;过去式:_ ;过去分词:_ 3)与take 有关的短语有很多,看看你能写出多少?脱下,(飞机)起飞_;把带到去_;轮流,替换_带某人去散步_;乘公共汽车_;照看_看一看_;拍照_ ;休息一下_ 坐下_4.3. The fewer trees, the better.译: 【归纳】表示“越,就越”的比较级句型结构写出来:_4.4. As a result, many rivers and lakes are now dead. 结果,现在许多河流和湖泊已经没了生机。【归纳】be dead 意为“死的”,表示一种状态,这

5、里指“无生气的,死气沉沉的”。【链接】死(v.)_; 死亡(n.)_; 死的(adj.) _;小组内成员互查完成情况并给予等级评定: 模块三:交流研讨 (小组交流、合作、展示)预时30分钟 (Cooperation ,Exploration &Show)研讨内容摘 记Step 5 听读(10)1. 播放P37-1a的短文,学生跟读1-2遍。Step 6合作 大组长组织,组员共同探讨下面研讨内容,并形成统一的组内意见;【研讨内容】 讨论一:核对模块二Step 2 归纳本课时的重点短语或句型。讨论二:核对模块二 Step 3课文学习-选择合适的标题及根据1a完成1b。 小组齐读课文P37-1a 。

6、讨论三:核对模块二 Step 4句型及词的用法学习-知识点归纳。讨论四:P38-2 写作训练O3,CO2 ,the greenhouse effect 分别是什么含义?_,_,_他们是怎样影响环境的。参考1a短文,请将你的答案写在课本上。Step 7 展示 【大组展示方案】展示任务一:讨论二,模块二 Step3课文学习-读P37-1a;建议:本组读,与其他组PK,要带动班级朗读气氛。还可以背诵PK等;展示任务二:讨论三,模块二 Step 4句型及词的用法学习-知识点归纳。建议:将本组答案在白板上展示,并解释短文含义。展示任务三:讨论四:P38-2 写作训练。建议:将本组答案在白板上展示,然后读

7、并解释出来。小组内成员互查完成情况并给予等级评定: 课堂评价要素:1、 合理评价组员,全员参与,有序展示;2、 书写规范,工整美观,双色笔运用得当;3、 发音清晰,声音洪亮;4、 面向全体,自然大方,肢体语言运用得当;展示生动活泼,独具特色。模块四:教师精讲(预时10分钟,认真听讲并记录要点)训练内容摘 记1. while 作连词及名词的用法;2. 写作。 教学反思:_模块五:当堂训练(预时20分钟)一、单项选择。( ) 1. _ down trees harms the living conditions of human beings.A. Cut B. Cuts C. Cutting D

8、. To cut( ) 2. A terrible earthquake happened in Wenchuan caused many people _ their lives and homes.A. lose B. losing C. to lose D. lost( ) 3. _ your hand if you know the answer.A. Raise B. Give C. Rise D. Put( ) 4.There are _ students on the playground, and five _ girls are in them.A.hundred; hund

9、reds of B.hundreds of; hundred C.hundred; hundred D. hundreds of; hundreds( ) 5. As many factories have polluted the river, you can find _ fish on the water here and there.A. die B. death C. dead D. died( ) 6.The little girl was playing with a knife, so her father _ it _ from her. A. took; off B. to

10、ok; away C. turned; off D. put; away( ) 7. - _ the soldiers are very tired, they keep on working. Theyre great. We must learn from them. A. Because B. If C. Although D. Before( ) 8. He prefers playing basketball _ she prefers playing computer games.A. so B. and C. while D. though( ) 9. You look so h

11、appy today! Mr. Wang says I am clever. _ has ever said that to me before.A. everybody B. somebody C. anybody D. nobody( ) 10. Summer is coming. The days are getting _.A. long and long B. long and longer C. more and more long D. longer and longer( ) 11. We plant _ trees in our city every year.A. the millions B. millions of C. million of D. million( ) 12. It was quite a heavy snow last night. Is everyone here now? Yes, and _ of us was late for school this morning.A. neither B. either C. all D. none二、根据汉语提示完成句子1、尽管

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