课件25张PPT。课件课时设计Period 1: Introduction & Reading and
Vocabulary
Period 2: Vocabulary and Speaking &
Vocabulary
Period 3: Grammar 1 & Grammar 2
Period 4: Listening and Writing & Function
Period 5: Pronunciation & Everyday English &
Cultural Corner & TaskGrammar 1Discuss in groups of three. Make sentences about the comparative sizes of the pairs. Use the words in the brackets .Winter in HarbinWinter in Beijing-20℃-5℃(cold/coldness)Mount Tai Mount Qumolangma1521m8848m(high/height)Diameter (直径)
Earth=1 Jupiter=11(big/size)ExamplesA: The Yangtze River is about three times
as long as the Songhua River.B: The Yangtze River is about three times
longer than the Songhua River.C: The Yangtze River is about three times
the length of the Songhua River.Mount Tai Mount Qumolangma1521m8848m(high/height)A: Mount Qumolangma is about six times as high as
Mount Tai.B: Mount Qumolangma is about six times higher
than Mount Tai.C: Mount Qumolangma is about six times the height
of Mount Tai.Winter in HarbinWinter in Beijing-20℃-5℃(cold/coldness)A: Winter in Harbin is four times as cold as that in
Beijing.B: Winter in Harbin is four times colder than that in
Beijing.C: Winter in Harbin is four times the coldness of
that in Beijing.Complete the sentences according to the chart.half as big asfive times furtherCan you write more sentences comparing the planets?Mars is __________________ the earth. (big)
Jupiter is _________________from the sun than the earth. (far)Diameter直径
Earth=1 Jupiter=11(big/size)A: Jupiter is eleven times
as big as the earth .B: Jupiter is eleven times
bigger than the earth.C: Jupiter is eleven times
the size of the earth.Answer the questions.1. What is wrong with the sentence?
I went there two times.
If object A is 10 metres long and object B is twice as long as object A, how long is object B?
If object A weighs 100 kilogrammes and object B is four times heavier, how heavy is object B?I went there twice.20 metres long.400 kilogrammes.Rules: First study the sentences and make a conclusion of the comparative structure of adjectives.The brown house’s windows are twice as wide as those of the white house.
My handwriting is not half as good as yours.
This room is three times as large as that one.小结: (1) 倍数+as+形容词+as…The white box is four times deeper than the black box.
This road is twice longer than that one.
The plane flew nine times higher than the kite.
小结: (2) 倍数+形容词的比较级+than…The red building is twice the height of the grey building.
Our school is three times the size of yours.
The street is four times the length of that one.小结:
倍数+the size (length, width, height, depth)
+of…Make sentences about the comparative size of the pairs in Part 2 on Page 43.2. Winter is four times colder in Harbin than in Beijing.
Winter is four times as cold in Harbin as in Beijing.
3. Mount Qumolangma is about six times higher than Mount Tai.
Mount Qumolangma is about six times as high as Mount Tai.4. My aunt’s house is twice as large as my house.
My aunt’s house is twice larger than my house
5. Tom weighs over twice as heavy as Lily.
Tom is over twice heavier than Lily.②倍数+形容词比较级+than …③倍数+the (size, height, length, weight, width, depth, age) +of …Conclusion:倍数表示法:Grammar 21. It’s becoming bigger and bigger.2. The girl became more and more beautiful.3. The higher it flies, the smaller it appears.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 adjectives/adverbs?Sentence 1、2 and 3.Sentence 3.Sentence 1 and 2.1. It’s becoming bigger and bigger.
2. The girl became more and more beautiful.
3. The higher it flies, the smaller it appears.Answer the questions:Pair work: Look at the passage and conclude the sentence structures. 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 ______________ (tall) . I was surprised to see that my hometown was getting ___________________(beautiful) and the farmers were ______________ (rich) . Seeing my amazed look, my uncle smiled and said ,“The more money you make , _______you spend” (much). After lunch, I decided to return. My uncle asked me to work hard. He said , “The harder you work at your lessons, _________ you will do in them.” taller and tallermore and more beautifulricher and richerthe morethe bettermore and more+多音节形容词和部分双音节形容词
eg. more and more beautiful单音节或部分双音节形容词/副词的比较级+单音节或部分双音节形容词/副词的比较级
eg. taller and taller1).“越来越……”2).“越……,越……”The +形容词/副词的比较级+主+谓, the +形容词/副词的比较级+主+谓ConclusionComplete the sentences with the words in the box in suitable comparative forms.warm healthy/long more/more more/less big Example: Air pollution is getting worse and worse.1. ___________ people are, ____________ they will live.
2. __________ we recycle, ___________ we waste.
3.The planet is getting ________________________ .
4.According to scientists, the universe is getting ___________________.
5. ___________ you practise, ____________fluently you will speak.
6.I found it ______________ difficult to solve the problem.The healthierthe longer The morethe lesswarmer and warmerThe morethe moremore and morebigger and biggerPair work: Look at these sentences. Underline the comparative expressions and circle the adverbs used to modify the comparative expressions. 1.Come a bit closer.2.We need rather more than that.3.It weighs a little more than before.4.It’ll be a lot heavier than magnesium.5.Is it any heavier?6.We need a piece which is (very) much bigger than that. a bit rathera littlea lotany(very) much程度副词yet…>+形容词或副词的比较级.ConclusionPair workFill in the blanks, using much, a little, a lot, a bit, any… .A). Tom has been ill for several days. Is he getting better?anyB). Native speakers speak English faster than I do.muchC). I weigh heavier than my cousin, but he is stronger than I am. a bita lot