2017春八年级英语下册Unit7What27sthehighestmountainintheworld课件.ppt

1、unit 7 whats the highest mountain in the world？part : text review ting ri county、Xi gaz、Tibet autonomous region、China range: maha langur himal、Himalayas coordinates3.this book is _ _ _ _ _ _ _ _ _ _ _ _(interesting)than that one . 4 . sheworks _ _ _ _ _ _ _6.I think turkey is _ _ _ _ _ _ _ _ _ _ _ _

2、 _ _ _ _ _(delicious)of all。earrier、more slowly、more interesting、the most carefully、latest、the most delicious、Extention : expressionthe longgest river最长的河the second longest river第二长的河3。the bigest desert最大的沙漠4。the most common animals最普遍的动物5。the most populated place人口密度最高的地方6。one of the olddest civili

3、ations/countries最古老的文明国家之一，This elephant weights many times more than This panda。(200厘米taller/shorter，weiggh much more/less，eat much more/less，eat many times more)，The panda is The nanamea“national treasury”is something that is important to a country history or Culture。1 .the panda _ _ _ _ _ _ at th

4、e cheng du research base are awake very early in the morning to _ _ _ _ _ break fast for the、keepaers、prepare、often、illness、fact、popular、4。a special program in cheng du teaches _ _ _ _ _ _ _ _ _ _ _ _ about why pandas are珠穆朗玛峰8844.43米高。The Caspian Sea is 1，025 meters deep。里海深度1025米。The Nile is 6，671

5、 kilometers long。尼罗河有6671公里长。“韩鼎祥符号长(deep/heavy/high/tall/thick/wide).)”是用英语表示公制的方法。我的英语老师是1.82 meters tall。Part : Key Words，由Phrases阻止的具体值* prevent/stosb.from doingsth。用法在主动语音中可以省略介词from，在被动语音中不能省略。Keepsb.from doing sth。的from不能省略，无论是主动语音还是被动语音。Practice 1。他举起手臂保护他的孩子免受伤害。he raised his arm to _ _ _ _

6、 _ _ his child _ _ _ hurt . 2 .我们必须多种一些树来抵御沙尘暴。we should plant more trees to _ _ _ _ _ _ _ _ _ _ _ the sandstorm _ _ _ _、prevent/stop、happing、protect、from、16。some kinds of whales are in danger because humans catch whales for meat，fat and oil。一些种类的鲸鱼处于危险之中，因为人们为了获取肉、脂肪和食用油而杀死了鲸鱼。危险be out of danger危险d

7、anger U.N危险dangerous adj .危险，Practice 1 .some wild animals are _ _ _ _ _ _ _ _ _ _ _(有风险)because of the flood . 2 . its _ _ _ _ _ _ _ _ _ _ _ _numeral数是用于表示事物数量和顺序的词。数量可以被“基数”(cardinal numbers)、“顺序”(ordinal Numbers)和“分数”(fractional numeral)整除。在这里只谈基本单词。(1)表示在确定数量时使用单数，然后直接接受复数形式。C. num。hundred/thous

8、and/million/billion n .(pl .)the project lasted 5 years and cost 2 billion dollars。这个项目在5年内花费了20亿美元。Three hundred books 300本书five thousand students 5000名学生China is over five thousand years history。中国有5000多年的历史。(2)表示不准确的数字时，在这样的单词后添加-s，并与of结合使用。旧dres of people数以百计的thousands of students数以千计的学生Notice在这

9、样的短语中，n .前面有定冠词、指示代词或形容词代词的话，可以加上of，但这意味着范围。Two hundred of the workers工人中的200(人)(3)3位读数由“无业游民和两位数”组成。102: one hundred and one 12: one hundred and twenty-three，(4)读取三位以上的数字，从一位开始，每三位添加一个逗号。后面的第一个逗号代表thousand，第二个逗号代表million，第三个逗号代表billion，第二个逗号代表and，而不是复数。1024: one thousand and twenty-four 2，34: two t

10、housand，three hundred and forty-five 12，345，678: twelve million，three hundred 9，600，000平方公里，高844.43米， practice . write the following numbers in English . 1 . 567 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 890 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 765 _ _ _ _ _ _ _ _ _

11、_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ choose the best answer from the given choices . 1 . _ _ trees were planted on the mountain last year . a . thousands of b . thousand of c ._ _ _ people in the world are sending and receiving

12、 e-mails every day . a . million of b . many millions of c . several million of d .Several millions，a、b、3。can you write the number eighty-five thousand，six hundred and twenty-six？是，it is _ _ .a.856、126b.85、626c.185、626d.185、206、b和2。comparatves super latives of adj . adv .大多数形容词和副词有三个等级：原级、比较级和最高级。(1)原始：公共结构as.as.如Chang is as tall as Tom .张红和汤姆一样高。(2) comparatves修改比较级别包括much，lot，a little，a bit，even，far共同结构：形容词比较级别than.有。Than这个词是比较水平的象征。China is much bigger than Japan。中国比日本大得多。He is taller than i .他比我高。比较和比较级别“越来越”Its darker and darker。天渐渐黑了。The比较级.比较the.越来越多的