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1、Period 5Period 5 GrammarGrammar Degrees of comparisonDegrees of comparisonThe tallest man and the shortest man in the worldThe Pakistani is four times as high as the Iranian.Or we can say: The Pakistani is four times higher than the Iranian.The Pakistani is four times the height of the Iranian.0.64m
2、2.55m118 years old12 years oldThe old woman is about ten times as old as her granddaughter.The old woman is about ten times as old as her granddaughter.Or we can say:Or we can say: The old woman is about ten times older than The old woman is about ten times older than her granddaughter.her granddaug
3、hter.The old woman is about ten times the age of her granddaughter.The old woman is about ten times the age of her granddaughter.倍数倍数+ +形容词比较级形容词比较级+as +as 倍数倍数+the size ( height, length, +the size ( height, length, weight, width, depth, age) +of weight, width, depth, age) +of 倍数（倍数（half, double, tw
4、ice, timeshalf, double, twice, times） +as+as+形容词形容词+as +as Answer the questions:2.The men are about 1.7meters tall,and the truck is three and a half times as high as the men,how high is the truck? 1.Whats wrong with this sentence?Ball 2 is two times as big as ball 1. Correct:Ball 2 is twice as big a
5、s ball 1.Ball 2 is two times as big as ball 1.3.The canna is 10(cm) big,and the king flower is ten times bigger than the canna,how big is the king flower?Discuss in groups of three. Make sentences Discuss in groups of three. Make sentences about the comparative sizes of the pairs. Use the about the
6、comparative sizes of the pairs. Use the words in the brackets .words in the brackets .Winter in HarbinWinter in Beijing -20-5（cold/coldnesscold/coldness ）Mount Tai Mount Qumolangma 1521m8848m(high/height)(high/height)Diameter (Earth=1) Jupiter=11 (big/size)(big/size)Example:Example:A: A: The Yangtze
7、 River is about three The Yangtze River is about three times as long as the Songhua River.times as long as the Songhua River.B: B: The Yangtze River is about three The Yangtze River is about three times longer than the Songhua times longer than the Songhua River.River. C: C: The Yangtze River is abo
8、ut three The Yangtze River is about three times the length of the Songhua River.times the length of the Songhua River.Mount Tai Mount Tai Mount QumolangmaMount Qumolangma 1521m1521m8848m8848m(high/height)(high/height) A:A:Mount Qumolangma is about six times as high as Mount Qumolangma is about six t
9、imes as high as Mount Tai.Mount Tai.B:B:Mount Qumolangma is about six times higher than Mount Qumolangma is about six times higher than Mount Tai.Mount Tai. C:C:Mount Qumolangma is about six times the height Mount Qumolangma is about six times the height of Mount Tai.of Mount Tai.Winter in HarbinWin
10、ter in Beijing-20-5（cold/coldnesscold/coldness） A:A:Winter is four times as cold in Harbin as in Beijing.Winter is four times as cold in Harbin as in Beijing.B: B: Winter is four times colder in Harbin than inWinter is four times colder in Harbin than inBeijing. Beijing.C: C: Winter in Harbin is fou
11、r times the coldness of Winter in Harbin is four times the coldness of winter in Beijing. winter in Beijing.Diameter (Earth=1)Jupiter=11(big/size)(big/size)A:A:Jupiter is eleven times Jupiter is eleven times as big as the earth .as big as the earth .B:B:Jupiter is eleven times Jupiter is eleven time
12、s bigger than the earth.bigger than the earth.C:C:Jupiter is eleven times Jupiter is eleven times the size of the earth.the size of the earth.1. 1.Its becoming bigger and bigger.Its becoming bigger and bigger.2. 2.She is more and more beautiful.She is more and more beautiful.3. 3.The higher it flies
13、,the smaller it The higher it flies,the smaller it appears.appears.Answer the Answer the questions:questions:A:Which of these structures is used to say that something is changing?B: Which of these structures is used to say that things change/are changing together?C:Which structures repeat the same a
14、djectives/adverbs?Sentence 1.2.3Sentence 3Sentence 1.2Pair work: Look at the passage and conclude the sentences structure.In the National Day holidays, I went back to my hometown to see my uncle. He was very happy to see me and said I was growing taller and taller . I was surprised to see that my ho
15、metown was getting more and more beautiful and the farmers were richer and richer. Seeing my amazed look ,Uncle smiled and said ,“The more money you make , the more you spend.”After lunch , I decided to return. Uncle asked me to work hard. He said , “The harder you work at your lessons,the better yo
16、u will do in them.” more and more+more and more+多音节形容词多音节形容词单音节或多音节形容词单音节或多音节形容词/ /副词的比较级副词的比较级+ + 单音节或多音节形容词单音节或多音节形容词/ /副词的比较级副词的比较级1).1).“ “越来越越来越 ”2).2).“ “越越, ,越越”The +The +形容词形容词/ /副词的比较级副词的比较级+ +主主+ +谓谓, , the +the +形容词形容词/ /副词的比较级副词的比较级Complete the sentences with the words in the Complete the sentences with the words in the box in suitable comparative forms.box in suitable comparative for
