英语人教版八年级下册第七单元unit7SectionB.ppt

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1、Unit 7 Whats the highest mountain in the world?,Section BPeriod One,预习检测:用适当的介词或副词填空1.The panda can stand _two legs.2.My pet dog eats half a kilo _meat every day.3._birth,little Tom was only 2 kilos.4.The little elephant is _ two years old.5.Do you think people will live up _ 200 years?,on,of,At,abo

2、ut,to,Objectives,掌握倍数表达法To learn new words:weigh,at birth,live up to,问题引导下的再学习,Compare facts about these two animals.Use the language in the box to help you make sentences.(1a),Example sentence:This elephant weighs many times more than this panda.(200 cm taller/shorter,weigh much more/less,eat much

3、more/less,eat many times more.),This panda is 200 cm shorter than this elephant.This elephant eats much more than this panda.,This elephant weighs many times more than this panda这头大象比这只大熊猫重许多倍time在句中的意思是_,是_(可数/不可数)名词,用来表示三倍及以上的倍数,表达倍数常用以下句型:1.A+谓语+.times+形容词或副词的比较级+than+B练习:这棵树比那棵高三倍。你的书包比我的大三倍,倍,倍

4、数,可数,This tree is three times taller than that one,Your bag is three times larger than mine,2.A+谓语+.times+as+形容词或副词的原级+as B练习:起居室是厨房的三倍3.A+谓语+.times+the+计量单位(size/lengh/height/weight.)+of+B练习:你的蛋糕的大小是我的蛋糕的四倍,The living room is three times as large as the kitchen,Your cake is four times the size of m

5、ine,观察思考:How much does it weigh?此句中weigh是_词,意思是_He weighed the fruit.此句中weigh是_词,意思是_Whats the weight of the little dog?此句中weight是_词,意思是_,动 重量是,动 称.的重量,不可数名 重量,体重,拓展:weight常用于短语lose weight“减肥”,Listen and check()the numbers you hear.,_ 100 _ 16 _ 20_ 20 _ 50 _ 120_ 0.1 _ 0.2 _ 150,1b,Listen again and

6、 complete the sentences.,At birth,a baby panda is about _ to _ kilos.At birth,a baby panda is about _ cm long.A baby panda is not black.It is _ and it has no _.A panda can live up to _ to _ years.,1c,0.2,0.1,pink,15,20,teeth,30,观察1c,找出短语“出生时”_练习:我的女儿出生时重三公斤。“活到.岁”_练习:我希望我的父母能活到100岁,at birth,My daugh

7、ter weighted 3 kilos at birth.,live up to.years,I hope my parents can live up to 100 years.,拓展:up to.“至多有.”练习:I can take _(至多有)four people in my car,up to,Review,课时重点回顾,weigh的用法倍数表达法重要短语,Quiz,注:另附word文档。点击此处链接,达标检测1.我弟弟重大约四十公斤。My brother _ about _ _.2.刚出生时,一只熊猫重大约0.1到0.2公斤_ _,a baby panda is about 0

8、.1 to 0.2 kilos3.所有铅笔中这支铅笔最长。The pencil is _ _ _ _4.那头大象大约有350厘米高。The elephant is about _ _ _5.它每天吃十公斤食物It eats _ _ _ food a day.,weighs forty kilos,At birth,the longest of all,350 cm tall,ten kilos of,合并句子。Im thirteen.Jim is fourteen.(old)Mr.Green is 1.75m.Mr.Smith is 1.70m.(short)The red box is 2k

9、g.The yellow box is 4kg.(heavy)4.My hat is 20 yuan.Alices hat is 30 yuan.Lucys hat is 50 yuan.(cheap),Im older than Jim.,Mr.Smith is shorter than Green.,The yellow box is heavier than the red box.,My hat is cheaper than Alices hat and Lucys hat.,1.Jim is very _.Li Lei is _ than Jim.(hungry)2.Kates m

10、ooncakes are _ of all.(nice)3.Your box is _ than mine.But his is _ of the three(heavy).4.Unit 2 is quite _.Unit 3 is _ than Unit 2.(hard),hungry,hungrier,the nicest,heavier,the heaviest,hard,harder,Complete the sentences with the right forms of the words.,5.This TV play is _ than that one.(good)6.My

11、 mother is very _.She is _ in my family.(busy)7.Lingling gets to school _ than the others.(early)8.She speaks English _ in our class.(well),better,busy,the busiest,earlier,best,9.I think English is as _ as Chinese.(important)10.This picture is _ of the four.(beautiful)11.Lucy did _ than Lily.(bad),i

12、mportant,the most beautiful,worse,翻译下列句子。刚出生时,熊猫宝宝大约有15公分长。大象比这个熊猫要重许多倍。我的苹果要比妹妹的多三倍。,At birth,a baby panda is about 15 cm long.,The elephant weighs many times more than this panda.,My apples are three times more than my sisters.,Preview,To preview the article in 2bTo preview the new words and expressions,

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