重庆市涪陵第十九中学八年级英语上册 Unit 4 Our world Topic 1 Section C导学案（无答案） 仁爱版

Unit 4 Our world Topic 1 Section C导学案 thick , ground, wet, cover, forest, earth, surface, control, die, wood, protect 2. 能正确拼读并运用黑体单词： thick , ground, wet, cover, forest, rainforest, earth, surface, control, die, wood, protect3. 能正确使用“比较级and比较级”的形式。Skill aims：1. 能基本听懂本课文本材料及简单的环保倡议书。2. 能正确地口头介绍森林带给我们的好处，并建议大家保护环境。3. 能正确朗读课本的文本材料，并能读懂相关的文本材料。4. 能写一份简单的有关环保的倡议书。Emotional aims：通过对热带雨林的学习，加深对森林的认识，学会从小事做起，从自己做起，保护环境。二、学习重点（Key points）： 1. 复习形容词比较级、副词的用法。 2. 学习热带雨林的相关知识。 3. 学习有顺序、连贯的书写倡议书。三、学习难点（Difficult points）：熟练应用形容词的比较级和最高级。 四、学习策略（Learning strategies）1. 在写文章的时候，用上适当的连词如：and, but, however, while等，可以让文章更加连贯。2. 阅读时上一段的最后一句很有可能会提示你下一段的主要内容。一、自习自疑（一）词汇过关I.看第136页P.85的新单词，试拼读，并小组内相互拼读。II.熟记并默写。1.（热带）雨林 2.茂密的；厚的；浓的 3.森林 4.地，地面 5.湿的，潮湿的 6.覆盖；掩盖；盖子 7.地球；土，泥；大地 8.表面 9.成千上万，几千 10. 无处，哪里都不 11.控制 12.气候 13.死，死亡 14.灭绝；消失 15. 木头，木材;树木，森林 16.保护 （二）阅读教材一. 写出下面形容词或副词的比较级和最高级1. small- - 2. fresh - - 3. clean- - 4. beautiful - - 5.useful - - 6. hot - - （三） 在文中划出下列短语并翻译1. in the hot parts of the world 2.a lot 3.the earths surface 4.thousands of 5. on earth 6. thousands and thousands of 7.live in 8. help to do sth. 9.die out 10. smaller and smaller （四）在文中找到下列句子并翻译总结1.Rainforests cover 6 of the earths surface.译 ： (1)cover 动词：覆盖。 cover with用覆盖如：水覆盖着地球大部分地区。Water most parts of the earth.他们给她盖上了毛毯。They her a blanket. cover 名词：封皮，封面，封底；from cover to cover.从头到尾。 (2)百分数的读法：先读基数词，再读百分号“”percent。如：6读作six percent。（3）surface 名词：表面，表层。on the surface 表面上，从外表看。2. Thousands and thousands of animals live in rainforests.译： thousands and thousands of 成千上万的。当hundred ,thousand ,million ,billion 等表示不确定的树木时，常用复数形式，后面跟介词of，意为“数以百计的，成千上万的，数百万计的，几十亿”。注：当这些词与具体数词连用时，则不用复数形式。如：天上有数百万颗星星。There are of stars in the sky. 五百 five 六百万 six 七千 seven 3. They play an important part in controlling the climate.译： 。（1）play a part ( in sth. )意为“（在某事中）起作用；参与（某事）”。（2）control 动词：控制。 Control oneself 控制自己。4. Without rainforests , many beautiful plants and animals would die out.译： 。die 动词：死，死亡。die out 灭绝，消失。dead 形容词：死的。 那是一条死的狗吗？译： ？它是半小时前死的。译： 。5. But now , rainforests are becoming smaller and smaller , so we should protect them . 译： 。smaller and smaller 越来越小。“形容词比较级+and+形容词比较级”结构表示“越来越”的意思。“the +形容词比较级，the+形容词比较级”表示“越，就越”。 protect 动词：保护。protect sth./sb. from sth.保护某物/某人免于天气变得越来越暖和了。译： 。你吃巧克力越多，你就会越胖。译： 。 6.They provide places to live for thousands of plants and animals found nowhere else on Earth.译： 。表示我们生活的地球，用earth,Earth,the earth都可以。即无论大写还是小写，前面不加the，都表示“地球”。on earth 还可以表示“到底，究竟”，但on the earth则无此意。如：你究竟是谁？Who on earth are you ? 二、自疑：将预习中不能理解的短语和句子写下来，等待课堂上与老师和同学探究解决。_ 家长签字_预习等级_组长签字_三、自主探究活动一：听磁带，朗读课文1a部分1.模仿纯正的语音语调，纠正错误的发音2.独自、小组朗读课文活动二：剖析课文，解决疑惑。结合自身知识疑惑，小组讨论，师生共同解惑。1.掌握“cover, earth, surface, dark, forest, thousands of”等单词和短语2.完成1b3.完成1c，并作报告，说出雨林的重要性。活动三：综合运用能力提升。1. 小组活动，讨论保护雨林的办法。2. 根据讨论写一篇短文。四、自测（一）单项选择( )1. The TV is for people to watch clearly. A. small enough B. enough smallC. large enough D. enough large( ) 2. We live . A. on earth B. on the earth C . in earth D. in the earth( ) 3. He his schoolbag a lot of booksA. fill; in B. fills; of C. filled; with D. filled; of( )4. The number of wild animals is becoming .A. much more small B. much more smaller C. smaller and smaller D. small and small( )5. Eighty students our class.A. makes up B. make up C. make of D. make from（二）根据首字母提示完成句子1. We should p the wild animals.2. In f , he cant speak English at all.3. We should save every d of water on earth4. Water c most of the earth.5. There are t of people in the city.（三）完形填空Many animals use some kind of “language”. They use signals(信号)and the signals have meanings. For example, when a bee(蜜蜂) has found some food, it goes 1 home. It is 2 for a bee to tell 3 bees where the food is by speaking to 4 , but it can do a little dancing. This tells the bees where the food is and 5 it is.Some animals show how they feel by making sounds. It is not difficult to 6 . If a dog is angry, it barks(吠). Birds make several different sounds and 7 has its own meaning. Sometimes we humans make sounds 8 . We make sounds like“Oh!”or“Ouch!”to show how we feel about something or when we 9 something on our feet.We humans have languages. We have words. These words have the meaning of things， actions(行动), feelings or ideas. We 10 give each other information. Writing down words， we can remember what has happened or send messages to people far away.( )1. A. out ofB. on withC. away fromD. back( )2.A .importantB. difficultC. necessaryD. impossible( )3.A. each otherB. anotherC. otherD. others( )4.A. itB. himC. themD. themselves( )5.A.how longB.how farC.how manyD.how old( )6.A.watchB.seeC.lookD.tell( )7.A.eachB.everyC.allD.some( )8.A.in the same soundB.by different soundsC.in the same wayD.by different ways( )9.A.putB.dropC.fallD.set( )10.A.couldB.are able toC.couldntD.be able to五、自结我想说：学了section C, 我的收获有（从短语结构、重点句型、语法等方面总结） 1.本课主要学习了有关热带雨林的话题内容，使我们认识到热带雨林对 重要性。所涉及的重点词汇和短语有forest,thousands of, 等；需要掌握的重点句型有Rainforests are important to us. 等。通过本课的学习，我能说出的英语句子及用英语谈论的事情有 。2.通过本课的练习与测试，我觉得自己在 （词汇、句型、语法等）方面掌握得很好，在 方面还有些不足，我将通过 来加强这方面的训练。六、课后作业。（一）英汉互译。Ground wet cover control wood 茂密的森林 地球的表面 成千上万 灭绝 （2） 将下列句子翻译成英文。1. 热带雨林中有成千上万种动植物。 2. 由于多种原因，很多动物灭绝了。 3. 地球的表面70%被水所覆盖。 4. John在那部电影中扮演一个重要的角色。 5. 春天来了，天气变得越来越暖和。 （3） 阅读下面短文，选择方框中所给的单词并用其恰当形式填空。die, both, food, thousand, oneself As we know, plants are very important living things. There are of plants in the world. If there were no plants on the earth, men and animals would . This is because plants can make from