Unit7SectionB1a-1d学案--人教版八年级下册英语.docx

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1、Unit 7 Whats the highest mountain in the world?Section B 1a 1d ( 第3课时)导学目标：1. 掌握课本中出现的重点单词和短语。2. 能够掌握课文中出现的重点句子。3. 学会表达事物之间的倍数关系。教学重难点：识记并运用表达事物之间的倍数关系的词句；将听力中使用的对比方法移为己用。课前预习：一、汉译英。（1 高达350厘米 （2） 重达5,000公斤 （3）每天吃150公斤食物 4）两条腿站着 （5）许多倍 （6）小得多 （7）baby熊猫的尺寸 （8）黑白相间 （9）寿命长达20直30岁 （10）放弃做某事 二、用适当词填空。1.

2、The Elephant is 350cm_ and weighs 5000 _.2. The Panda _150cm tall and _ 100 kilos3.A Panda _ 10 kilos of food _ day.4. The elephant weighs many _ more than the panda.5. A panda can _ _ 20 _ 30 years.课堂导学：一、听录音，完成书上1b，1c。二、知识讲解 我们为同学们总结初中英语中的长度、宽度、高度、深度的表示方法作一简单的介绍，同学们看后，可以自己试试，看看自己对于这部分内容学的怎么样。初中英语语

3、法大全中长度、宽度、高度、深度的表示法：1、长度、宽度、高度、深度的表示法，有一个专门的结构，那就是“基数词 + 单位词 + 形容词”。例句：Tiger Path is 200 meters long and has a high humidity.老虎路有200米长，而且湿度很重。We walk up three floors, which is about ten meters high.我们走上三层楼，大概10米左右高。2、除了上面的表示方法，有时也可以用“基数词 + 单位词 +in + 长度或者重量的名词”来表示长度、宽度、高度、深度。The classroom was 25 feet

4、 in length and 20 feet in width.教室有25英尺长，20英尺宽。注意事项：若表示重量，可以用 in weight 结构。例句：The box is 9 kilos。=The box is 9 kilos in weight。这个箱子重9公斤。表示内容总结结构完成句子A=BA谓语 as adj as +B老师像我们的父母一样慈爱。Our teachers are_ our parents.A不如BA+谓语_not as adj as_ +B她不如你高。She is _ you.A超过BA谓语_比较级+ than_B他学习比我好。He studies _ me.A与B

5、的倍数1.A是B的倍A谓语 倍数 + _as adj as B2.A比B多倍A谓语_倍数 +_比较级than_B亚洲是欧洲的四倍大。Asia is _ Europe.我们的学校比你们的大两倍。Our school is _ yours.发散思维：根据你所掌握的知识来做一下比较练习吧。NamelengthWeightSpeed A turtle120cm150 kgA man70 kg15km/h A cheetah120cm100km/hA panda60cm120kg多多益善: For example: A turtle is as long as a cheetah._【总结】1.as+

6、adj/ adv原级+as 意为“和一样”,否定形式：not so/ as +adj/adv原级+2. 表示特指两者中较的一个：the+比较级3. 表示“越来越”：more and more 4. 越是就越：the +比较级，the+比较级1. Lucy is _ of the twins.A. taller B. tallest C. the taller D. the tallest2. Our country is becoming _.A. stronger and stronger B. strong and strongC. more and more stronger D. st

7、rong and stronger3. The _ you eat, the _ youll become.A. much; heavy B. more; heavy C. much; heavier D. more; heavier 4. The girl has become _.A. beautiful and beautiful B. beautifuler and beautifulerC. more beautiful and more beautiful D. more and more beautiful当堂导练：一、用所给词的适当形式填空1.Toms father is as

8、 tall as him. (two)2.The oil now is even (expensive) than before.3.She was troubled because she had reached the (weigh) of 180 pounds. 4.The of the Qomalangma is 8,844 meters.(high)5.The heavy rain prevented us from (come) in time.6.Have you ever seen the film (direct) by Zhang Yimou?7.I think its o

9、ne of (enjoy) trips in my life.8.After a short rest, he continued (write) his novel.9.Who do you think is (care)of the two. 10.The more heavily it rained, (worry)we became.二、单项选择。1. I dont like to read books in the sunshine because its not good _my eyes.A. at B. for C. with D. to2. Are they than an

10、adult panda? A. very smaller B a lot of smaller C much smaller D smaller a lot3. Her science and English are a little better _ Lucys.A. at B. in C. than D. of4. In order to protect our earth, we should use the bus _and drive our cars _.A. more, less B. less, more C. much, little D. more, fewer.5. He

11、r physics _ better than any other studentsA. is B. are C. do D. does.三、 从方框中选择恰当的短语并用其适当形式填空。 the size of in fact, the same as, black and white thats why ,bring out, 1. Is a baby panda also ?2. My sister is _me, we are both outgong.3.I went to bed late last night,_ I didnt get up early this morning.4. What about a baby panda?【总结反思】我认为本节课重要的句子有(至少写6个句子): _学科网（北京）股份有限公司