人教版八年级下册英语unit7第3课时(Grammar4c)课件(共20张)-2.ppt--（课件中不含音视频）

1、人教版八年级下册英语unit-7-第3课时-(-Grammar-4c)-课件(共20张)1.To learn useful expressions,facts and history about the Great Wall2.To study grammars about comparisons3.To express love for our hometown and world around us 1.形容词的最高级及比较级表达最高级含义形容词的最高级及比较级表达最高级含义：the+形容词形容词/副词最高级副词最高级.+in/of=比较级比较级+than any other+单数单数n.

2、Qomolangma is higher than any other mountain in the world.=Qomolangma is the highest mountain in the world.2.one of+形容词最高级形容词最高级+名词复数名词复数:表示表示.之一之一 China is one of the oldest countries in the world.3.much/a lot+形容词比较级形容词比较级+than.China is much/a lot older than the United States.4.the+序数序数词词+最高级最高级+其他

3、其他.The Yellow River is the second longest river in China.New words31.ocean n n.海洋32.the Pacific Ocean 太平洋GrammarFocus练习：练习：I think this is the second _ story book of all!A.interestingB.more interestingC.much interestingD.most interestingu 重点的不规则变化重点的不规则变化二、英语中四位及四位以上数的表达与朗读二、英语中四位及四位以上数的表达与朗读u 1000以

4、上的基数词的表示法：以上的基数词的表示法：先从右至左数，每三位数加一个逗点（即以此先从右至左数，每三位数加一个逗点（即以此把数目分为若干段）。把数目分为若干段）。第一个逗点前第一个逗点前的数为的数为 thousand（千）（千）；第二个逗点前第二个逗点前的数为的数为 million（百万）（百万）；第三人逗点前第三人逗点前的数为的数为 billion（十亿）（十亿）。9,883 nine thousand,eight hundred and eighty-three65,359sixty-five thousand,three hundred and fifty-nine265,468two

5、hundred and sixty-five thousand,four hundred and sixty-eight60,263,150 sixty million,two hundred and sixty-three thousand，one hundred and fifty4aFill in the blanks with the correct forms of the words in the box.big much popular long old high1.The Amazon River is one of the _ rivers in the world.Its

6、a little _ than the Yangtze River.longestlonger2.Qomolangma is 8,844.43 meters _.Its one of the most _ places for serious mountain climbers.3.No ocean in the world is as _ as the Pacific Ocean.4.Although Japan is _ than Canada,it is _ smaller.highpopularbigoldermuchbig much popular long old high4bWr

7、ite two comparisons about two topics.Write true facts.Two rivers:_ and _the Yangtze Riverthe Amazon RiverThe Amazon is longer than the Yangtze,but the Yangtze is the longest river in China.The Yangtze River is almost as long as the Amazon River.Two cities:_ and _1._.2._ _.Shanghai SydneyShanghai is

8、as famous as SydneyShanghai is much smaller than Sydney.Sydney isalmost 2 times as big as ShanghaiTwo animals:_ and _1._.2._ _.a fishA shark is bigger than a fish.A fish is smaller than a shark.A shark eats more than a fish.a shark4cWrite five questions using comparisons.Then ask your partner your q

9、uestions.1._2._3._4._5._What is the highest building in our city?What is the biggest supermarket in our city?Who is the tallest student in our class?Who is the shortest student in our class?Who sings the best in our class?Exercise 1.Fish take _ oxygen through their gills.A.up B.into C.in D.for2.Ther

10、e are so _ toys in the shop that I cant decide which to buy.A.such B.many C.more D.that3.The policeman showed great bravery _ danger.A.in the face B.in the front of C.in the face of D.before4.It is said that it is _ today as yesterday.Shall we go skating this afternoon?A.the hottest B.as hot C.hottest D.hotter5.Shanghai is bigger than _ in Japan.A.any other city B.all the other cities C.any city D.the other cities6.She looks _ than she does.A.the more older B.very older C.much older D.more older感谢观看感谢观看