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外研版必修1高中英语 Module 5 Grammar课件 外研社版必修1

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     PeriodPeriod  55
    GrammarGrammar
DegreesDegrees  ofof  comparisoncomparison
                  The Pakistani is four times 
                  as high as the Iranian.
                  Or we can say:
                  The Pakistani is four times 
                  higher than the Iranian.

  0.64m 2.55m     The Pakistani is four times 
                  the height of the Iranian.
The tallest man and the 
shortest man in the world
                                  12 years old


          118 years old

TheThe  oldold  womanwoman  isis  aboutabout  tenten  timestimes  asas  oldold  asas  herher  granddaughter.granddaughter.

OrOr  wewe  cancan  say:say: TheThe  oldold  womanwoman  isis  aboutabout  tenten  timestimes  olderolder  thanthan  
             herher  granddaughter.granddaughter.
TheThe  oldold  womanwoman  isis  aboutabout  tenten  timestimes  thethe  ageage  ofof  herher  granddaughter.granddaughter.
①倍数(倍数(half,half,  double,double,  twice,twice,  times…times…))
      +as++as+形容词形容词+as+as  ……

 ②倍数倍数++形容词比较级形容词比较级+as+as  ……

 ③倍数倍数+the+the  sizesize  ((  height,height,  length,length,  
 weight,weight,  width,width,  depth,depth,  age)age)  +of+of  ……
Answer the questions:

       1.What’s wrong with this 
       sentence?Ball 2 is two times as big as ball 1.
        Correct:Ball 2 is twice as big as ball 1.

        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?  

        3.The canna is 10(cm) big,and the king 
        flower is ten times bigger than the 
        canna,how big is the king flower?
DiscussDiscuss  inin  groupsgroups  ofof  three.three.  MakeMake  sentencessentences  
aboutabout  thethe  comparativecomparative  sizessizes  ofof  thethe  pairs.pairs.  UseUse  thethe  
wordswords  inin  thethe  bracketsbrackets  ..


  Mount Tai Mount Qumolangma
 1521m (high/height)(high/height) 8848m


 Winter in Harbin Winter in Beijing Diameter (Earth=1) Jupiter=11
 -20℃((cold/coldnesscold/coldness -5℃ (big/size)(big/size)
   ))
Example:Example:
A:A:  TheThe  YangtzeYangtze  RiverRiver  isis  aboutabout  threethree  
timestimes  asas  longlong  asas  thethe  SonghuaSonghua    River.River.

B:B:  TheThe  YangtzeYangtze  RiverRiver  isis  aboutabout  threethree  
timestimes  longerlonger  thanthan        thethe  SonghuaSonghua  
River.River.
C:C:  TheThe  YangtzeYangtze  RiverRiver  isis  aboutabout  threethree  
timestimes  thethe    lengthlength  ofof  thethe  SonghuaSonghua  River.River.
       MountMount  TaiTai  MountMount  QumolangmaQumolangma
       1521m1521m (high/height)(high/height) 8848m8848m
A:A:MountMount  QumolangmaQumolangma  isis  aboutabout  sixsix  timestimes  asas  highhigh  asas  
MountMount  Tai.Tai.
B:B:MountMount  QumolangmaQumolangma  isis  aboutabout  sixsix  timestimes  higherhigher  thanthan  
MountMount  Tai.Tai.
C:C:MountMount  QumolangmaQumolangma  isis  aboutabout  sixsix  timestimes  thethe  heightheight  
ofof  MountMount  Tai.Tai.
       Winter in Harbin Winter in Beijing
          -20℃((cold/coldnesscold/coldness)) -5℃
A:A:WinterWinter  isis  fourfour  timestimes  asas  coldcold  inin  HarbinHarbin  asas  inin  Beijing.Beijing.

B:B:  WinterWinter  isis  fourfour  timestimes  coldercolder  inin  HarbinHarbin  thanthan  inin
          Beijing.Beijing.
C:C:  WinterWinter  inin  HarbinHarbin  isis  fourfour  timestimes  thethe  coldnesscoldness  ofof  
          winterwinter  inin  Beijing.Beijing.
                      A:A:JupiterJupiter  isis  eleveneleven  timestimes  
                      asas  bigbig  asas    thethe  earthearth  ..

                      B:B:JupiterJupiter  isis  eleveneleven  timestimes  
                      biggerbigger  thanthan  thethe  earth.earth.

                      C:C:JupiterJupiter  isis  eleveneleven  timestimes  
                      thethe  sizesize  ofof  thethe  earth.earth.
Diameter (Earth=1)
   (big/size)(big/size)
  Jupiter=11
1.1.It’sIt’s  becomingbecoming  biggerbigger  andand  bigger.bigger.


2.2.SheShe  isis  moremore  andand  moremore  beautiful.beautiful.


 3.3.TheThe  higherhigher  itit  flies,theflies,the  smallersmaller  itit  
 appears.appears.
           AnswerAnswer  thethe  questions:questions:

A:Which of these structures is used to say that something 
is changing?
                        Sentence 1.2.3

B: Which of these structures is used to say that things 
change/are changing together?
                         Sentence 3

C:Which structures repeat the same adjectives/adverbs?
                         Sentence 1.2
Pair 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 hometown 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 you will do in them.” 
                  moremore  andand  more+more+多音节形容词多音节形容词

1).1).“越来越越来越
   “             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

2).2).““越越…………,,越越……”……” TheThe  ++形容词形容词//副词的比较级副词的比较级++主主++谓谓,,  
                   thethe  ++形容词形容词//副词的比较级副词的比较级
CompleteComplete  thethe  sentencessentences  withwith  thethe  wordswords  inin  thethe  
      boxbox  inin  suitablesuitable  comparativecomparative  forms.forms.
   WarmWarm        healthy/longhealthy/long          more/moremore/more        more/lessmore/less      bigbig  

  Example:Example:  AirAir  pollutionpollution  isis  gettinggetting  worseworse  andand  worse.worse.
  1.1.The The                 healthierhealthier                                peoplepeople  are,are,    thethe              longerlonger                        theythey  willwill  live.live.
  2.2.The The                 moremore                  wewe  recycle,recycle,    thethe              lessless              wewe  waste.waste.
  3.The3.The  planetplanet  isis  gettinggetting    warmerwarmer                              andand                  warmerwarmer                          ..
  4.According to scientists, the universe is getting                                 
  4.According to scientists, the universe is getting  biggerbigger             aa                   
    and.and.   biggerbigger
  5.5.The The                 moremore                  youyou  practise,practise,      thethe              moremore                  fluentlyfluently  youyou  willwill  speak.speak.
  6.I6.I  foundfound  itit  more more                     and and                 moremore                  difficultdifficult  toto  soldsold  thethe  problem.problem.
A little taller
Much taller
Any louder
Pair work:Look at these sentences.Underline the 
comparative expressions  and circle the adverbs 
used to give more information about the 
comparative expressions. 

1.Come aa  bitbit  closer.
2.We need ratherrather more than that.
3.It weighs aa  littlelittle 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. 
程度副词程度副词+)much…>+形容词或副词的比较级形容词或副词的比较级
..
      PairPair  work:work:
 Fill in the blanks, using much, a 
 little, a lot, a bit, any…
A).Tom has been ill for several days. Is 
he getting  any      better?
B).Native speakers speak English  much           
faster than I do.
C).I weigh a    bit     heavier than my cousin, 
but he is a    lot      stronger than I am. 
   PairPair  work:Underlinework:Underline  thethe  
   correctcorrect  expression.expression.

Example:Example:    MathMath  isis  rather/muchrather/much  easiereasier  thanthan  English.English.
1.1.ThisThis  metalmetal  isis  veryvery  much/amuch/a  bitbit  heavierheavier  
thanthan  steel.steel.
2.2.LeadLead  isis  aa  lot/lotslot/lots  heavierheavier  thanthan  steel.steel.
3.3.ThisThis  chemistrychemistry  experimentexperiment  isis  rather/anyrather/any        
complicated.complicated.
4.4.ItIt  isis  aa  little/lotslittle/lots  longerlonger  thanthan  before.before.
  Group work:Make as many sentences 
  as you can,using degrees of comparison.


Keywords: weight (heavy/strong),
                    height(tall),
                    age(old/young),
                    number(many)
 GroupGroup  work:commentwork:comment  onon  thethe  fixedfixed  
 expressionexpression  inin  EnglishEnglish  ..

A.TheA.The  bigger,bigger,  thethe  better.better.

B.TheB.The  higher,higher,  thethe  fewer.fewer.

C.TheC.The  biggerbigger  theythey  are,are,  thethe  harderharder  theythey  fall.fall.
1.1.PAGE47PAGE47  GrammarGrammar  2:Activity2,42:Activity2,4

 2.2.PAGE91PAGE91  Grammar:Activity1,2Grammar:Activity1,2
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