英语人教版八年级下册Unit7 Section A（1a-1c）.doc

Unit7Whatsthehighestmountainintheworld?第一课时SectionA（1a-1c）学习目标：1.四会单词：square,meter,deep,desert2.学会如何用含有数字的度量结构表达一些自然和地理的信息，如：8,844.43metershigh,6,671kilometerslong等。3.学会用英语的比较级和最高级来对比描述事物。4.能够听懂含有比较结构的句子和对话，获取确切的信息。学习重难点：1.含有大数字的度量结构。2.比较级表示最高级的用法。 3口语训练，讨论世界之最。【自学指导】：一、对照词汇表和已学的度量知识完成1a。 P49二、查词典找出这些词的名词形式。区别名词和形容词的用法。词汇：读一读，译一译Qomolangma theNile theCaspian珠穆朗玛峰 尼罗河 里海theSahara desert mountain撒哈拉 沙漠 山脉三、复习形容词或副词变比较级和最高级的规则变化形式。原级比较级最高级deep_good/well _ long_bad/badly/ill_high_many/much_wide_little _large_far _四、根据1c中的对话和1a中的信息编写对话。（编写一组新对话）A:Whatisthehighestmountainintheworld?世界上最高的山峰是什么？B:ItsQomolangma.珠穆朗玛峰A:Howhighisit? 它多高？B:Its8,844.43metershigh.它8.，844.43米高。 【合作探究】：1.形容词和副词的比较级和最高级的用法 比较级表示 最高级表示 形容词和副词比较级和最高级的构成（写出变的方法并举出例子）规则的 a b c d 不规则的（举出例子） 2小组讨论下列数字的读法。1，234读作： 4,567,809读作： 5，678，120,000读作： 3.对于物体长、宽、高、深度 、面积的表达E.g. 20米长 10米宽 15米深 150平方米 【我的收获】： 【课堂训练】：一、.基础训练：（1）翻译最高的山_ 最长的河_最深的海_ 最大的沙漠_ 1032米深_ 8844.43米高_9600000平方米_ 27190米宽_世界上最高的山峰是哪个？ 珠穆朗玛峰 （2）填空1)Qomolangmais_thananyothermountainintheworld.2)TheSaharais_desertintheworld.3)TheCaspianSeais_ofallthesaltlakes.4)TheNileis_riverintheworld.二、实战演练。1.Theriverisonly40meters ,sowecanseethepeopleontheothersideclearly.A.longB.deepC.highD.wide2.Marystudiesharder inherclass.A.asanyoneB.thananyoneC.thantheotherD.thananyothergirl3.Debbieisgrowingfast.Sheiseven thanhismother.A.tallB.tallerC.tallestD.thetallest4.Steveisgoodatwritingshortstories.-Soheis.Buthewrites thanus.Sohecantget goodgradesinwriting.A.mostcarefullyB.morecarefullyC.lesscarefullyD.leastcarefully5.ImsurprisedthatJohnisonly25.Ithoughthewas ,forheseemstobeinhisthirties.（30多岁）A.oldB.olderC.youngD.younger三、巩固提升。1.补全对话A: Hi, friends! Welcome to my town. Im your guide, Miss Lin. You can ask me anything.B: OK. (1) _A: Its over 45,000. B: (2) _A: Its over 1,000 years old. Its an old town.B: Wow, its so old. (3) _A: Qin River. Its more than 800 meters.B: (4) _A: Its in the southwest (西南) of our town. B: (5) _A: Its about 3 kilometers. Ill take you there later. B: I see. Thank you. A. How old is it?B. Whats the matter?C. Which is the longest river here?D. Where is it?E. Why dont we take a bus there?F. Whats the population of your town?G. How far is it from here?2.链接中考( ) 1. Could you speak in a voice? We can hardly hear you.A. friendlier B. louder C. softer D. Lovelier( ) 2.ImsorryImlate.Ishouldgethere10minutes .A.earlyB.earlierC.theearlierD.theearliest( ) 3. Of all the subjects, chemistry seems to be for me.A. difficult B. too difficult C. more difficult D. the most difficult( ) 4. You are doing great! Ive never had answer before.A. better B. best C. a better D. the best( ) 5. Water is the cheapest drink. And it is also .A. healthier B. healthiest C. the healthier D. the healthiest( ) 6. I cant tell the exact time. My watch goes a few minutes .A. sooner B. faster C. later D. longer达标检测( ) 1. Tom is taller than student in his class.A. any B. the other C. any other D. other any( ) 2. Of all the students in his class, Mary is the .A. shorter B. shortest C. short D. too short( ) 3.- istheriver?-Itsabout2,000kilometers.A.HowbigB.HowfarC.HowhighD.Howlong4. China, one, is, of, oldest, the, countries .5. mountain, the, in, what, the, highest, world, is ?6. In the d (沙漠), people hardly see grass or water.7. The post office is about 500 _ (meter) away from here.8. This park is almost _ (和一样大) that one.9. The Caspian Sea is 1,025 meters deep, and it is the (deep) of all the salt lakes.10.GuoJingmingsnovelTinyTimesisvery ,butIthinkthefilmiseven_(popular).达标检测( ) 1. Tom is taller than student in his class.A. any B. the other C. any other D. other any( ) 2. Of all the students in his class, Mary is the .A. shorter B. shortest C. short D. too short( ) 3.- istheriver?-Itsabout2,000kilometers.A.HowbigB.HowfarC.HowhighD.Howlong4. China, one, is, of, oldest, the, countries .5. mountain, the, in, what, the, highest, world, is ?6. In the d (沙漠), people hardly see grass or water.7. The post office is about 500 _ (meter) a