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1、 Unit 5 It must belong to Carla.Section ALets play a game!He must be _. He must be _.He must be _.Can you guess what it is? It could be _. It also might be _.a white vasetwo faces It could be _. It also might be _.Can you guess what it is?a dogtwo girls Could A be bigger than B? In fact, A and B mus
2、t be _ _.Which one is bigger, A or B?ABthe same sizeNo. 表示推测的情态动词表示推测的情态动词 在英语中，表示对某件事物在英语中，表示对某件事物的确定程度，即表示推测的时的确定程度，即表示推测的时候，我们通常会用到以下情态候，我们通常会用到以下情态动词：动词：must, might, could, cant, couldnt,may.mustcantcouldmight100%probably true20%-80%possibly true 0almost not trueLearn to make inference程度程度肯定句肯定句
3、否定句否定句疑问句疑问句must might/couldcant belong author picnic hair hand possibly1. v. v.属于属于属于属于2. n.n.作家；作者作家；作者作家；作者作家；作者3. n.n.（自带食物的）郊游野餐（自带食物的）郊游野餐（自带食物的）郊游野餐（自带食物的）郊游野餐4. 发带发带发带发带 5. adv.adv.可能地；也许可能地；也许可能地；也许可能地；也许authorpossibly belongpicnichair handStep 2: look at the picture and fill in the chart C
4、loth-ingFun thingsKitchen thingshatvolleyballplateT-shirtjacketToy carmagazineCDbookcup1b1b PersonJanes little brotherMary CarlaDeng WenGraceThingVolleyballToy carMagazineBookCDReasonHemingway is herfavorite author.She loves volleyball.He was the only little kid at the picnic.She always listens to c
5、lassical music.He loves cats.Listen and match each person with a thing and a reason.2a2aListen and write down the things in the backpack.Things in the backpack.1. 1.2. 2.3. 3.T-shirtT-shirtHair bandHair bandTennis ballTennis ball2b2b1.The person must go to our school. 2.The person be a boy.3.It be M
6、eis hair band.4.The hair band belong to Linda.5.It be Lindas backpack. cantcouldmustmightListen again and fill in the blankPAIRWORKMake conversations using the information in the chart in 1b.A:Whose book is this? B: it must be Marys.Hemingway is her favorite author.Grammar focus情态动词情态动词must, might,
7、could, cant 表示推测的含义与用法。表示推测的含义与用法。情态动词情态动词must, might, could, cant 后面都后面都 接接动词原形动词原形，都可，都可以表示以表示对现在情况的揣测或推断，但他对现在情况的揣测或推断，但他们的含义有所不同们的含义有所不同 Fill in the blanks with must, cant, could or might.2c2c 1.The notebook be Mings. It was on her desk. 2.The homework be Carols. She wasnt at school today. 3.The
8、 soccer ball be John s or Tonys. They both play soccer,dont they? 4.The French book be Li Yings. Shes the only one whos studying French.must/mightcantmight must5.I cant find my backpack. It be still at school.6.The photo be Lus. Those are his parents.7.The red bicycle be Hus. She has a blue bicycle.
9、8.This ticket be my aunts or uncles. Theyre both going to the concert.might/couldmustcantmight/could1. Choose the best answer1. Choose the best answer 1. I didnt hear the phone. I _ asleep. A. must be B. must have been C. should be D. should have been 2. Mary _ be in Paris. I saw her in town only a
10、few minutes ago. A. mustnt B. shouldnt C. cant D. may notB. must have beenB. must have beenC. cantC. cant 3. Peter _ come with us tonight, but he isnt very sure yet. A. must B. may C. can D. will 4. I thought you _ like something to read, so I have brought you some books. A. may B. might C. could D.
11、 mustB. mayB. mayB. mightB. mightPlease do more practice as required Please do more practice as required in 1c on Page 34.in 1c on Page 34. Write 3 conversations like 1c in Write 3 conversations like 1c in your exercises book .(Pay your exercises book .(Pay attention to must / might / could / attention to must / might / could / cant )cant )
