1、Unit 8 It must belong to Carla.R九年级上册Section A Grammar Focus-4cLearning objects(学习目学习目标标)By the end of the class,you will be able to learn the new words and expressions:laboratory,outdoors,coat,sleepy learn the grammar:make inferences with modal verbs.talk about the belongings.It could be _.It also
2、might be _.a white vasetwo facesGuessing gameIt must be _.No,it could be _.flowersa girlFill in the blanks with modal verbs.Whose volleyball is this?It _ Carlas.She loves volleyball.Whose hair band is this?It _ Meis hair band.Or it _ belong to Linda.They both have long hair.could be must be mightWha
3、t did you see that night?Im not sure,but it _ a dog.It was bigger.I think it _ a bear or a wolf.cant be might be Whose volleyball is this?It must be Carlas.She loves volleyball.Whose hair band is this?It could be Meis hair band.Or it might belong to Linda.They both have long hair.What did you see th
4、at night?Im not sure,but it cant be a dog.It was bigger.I think it might be a bear or a wolf.Grammar Focus表示表示可能、怀疑、允诺、愿望、义务、必要、猜测可能、怀疑、允诺、愿望、义务、必要、猜测等的等的动词就动词就是是情态动词情态动词。情态动词可以表示。情态动词可以表示说话人说话人的语气或某种情态的语气或某种情态,也可以,也可以表示推测表示推测。英语中表示。英语中表示推测的情态动词主要有推测的情态动词主要有 must,can,could,may,might等。等。定义定义句式句式情态动词情
5、态动词意义意义用法用法肯定句肯定句mustmay/might/could否定句否定句cant/couldntmay not/might not疑问句疑问句can/could一定一定;肯定肯定表示有把握的表示有把握的肯定推测肯定推测可能可能表示不太有把表示不太有把握的肯定推测握的肯定推测不可能不可能表示有把握的表示有把握的否定推测否定推测表示不太有把表示不太有把 握的否定推测握的否定推测可能可能表示推测表示推测可能不可能不用法u 这一定是露西的法语书。她是唯一学过法语的人。这一定是露西的法语书。她是唯一学过法语的人。It must be Lucys French book.She is the
6、only person who has learned French.u 你可能是对的,但我认为你是不对的。你可能是对的,但我认为你是不对的。You could/might be right,but I dont think you are right.u 那不可能是他。他去纽约出差了。那不可能是他。他去纽约出差了。It cant be him.He has gone to New York on business.u 它可能不对,但我就是这么想的。它可能不对,但我就是这么想的。It may not be right,but thats what I think.u 门口会是谁呢?会不会是汤姆
7、呢门口会是谁呢?会不会是汤姆呢?Who can it be at the door?Can it be Tom?(1)“情态动词情态动词+动词原形动词原形”,表示对现在的事情的推测,表示对现在的事情的推测。我不知道她在哪儿。她可能在武汉。我不知道她在哪儿。她可能在武汉。I dont know where she is.She may be in Wuhan.(2)“情态动词情态动词+be+动词动词-ing形式形式”,表示对正在进行,表示对正在进行 的事情的推测。的事情的推测。那个穿着西装的男人也许正跑着去赶公共汽车。那个穿着西装的男人也许正跑着去赶公共汽车。The man in a suit
8、might be running to catch a bus.拓展(3)“情态动词情态动词+have+动词的过去分词动词的过去分词”,表示,表示 对过去或已经完成的事情的推测。对过去或已经完成的事情的推测。地是湿的,一定是下过雨了。地是湿的,一定是下过雨了。The ground is wet.It must have rained.【活学活用活学活用】一、一、用适当的情态动词填空。用适当的情态动词填空。1.Susan has bought a large house with a swimming pool.It _ be very expensive.I never even dream
9、about it.2.Listen!Is Mr.Green giving a report in the hall?No,it _ be him.He has gone to Japan.must cant 3.Ann hasnt come to school today.I think she _ be ill.4.The guitar _ belong to Alice.She likes playing the guitar.5.I wonder if this is Jacks book.It _ be his.It has Lindas name on it.may/might/co
10、uld cant may/might/could 1.(怀化中考怀化中考)Wheres Jane?Im not sure.She _ in the library.A.might be B.must be C.cant be2.(泸州中考泸州中考)Mr.Collins _ like tea.He makes a cup of tea for himself every morning.A.must B.may C.cant D.mustnt二、单项选择。二、单项选择。3.(宜昌中考宜昌中考)Listen!Linda is playing the erhu in the next room.It
11、 _ not be Linda.She has gone to Shanghai to visit her uncle.A.can B.must C.need D.shall4.(泰州中考泰州中考)In China,many students feel stressed because of too much homework.Dont worry.Our government has realized this problem.Im sure there _ be good news for them soon.A.can B.must C.should D.need5.(鄂州中考鄂州中考)
12、Whose textbook is it?Is it Jennys?No,it _ be Jennys.Look,Helens name is on the cover.I think it _ be Helens.A.cant;must B.mustnt;must C.cant;may D.mustnt;mayChoose the best way to complete each sentence using the words in brackets.4a1.A:Wheres Jean?B:Im not sure.She _(is/might be/must be)in the labo
13、ratory.2.A:Everyone is going to the pool after school.B:Really?It _(must be/cant be/could be)hot outdoors.might bemust be3.A:Thats the phone.B:Hmm.I wonder who it _(must be/could be/should be).4.A:I wonder if these are Jims glasses.B:They _(cant be/might be/could be)his.He doesnt wear glasses.could
14、becant be5.A:I hear water running in the bathroom.B:It _(could be/must be/cant be)Carla.She was thinking of taking a shower.could betake a shower 意为意为“洗淋浴洗淋浴”,相当于相当于 have a shower。hear sb./sth.doing sth.听见某人听见某人/某物正在做某事某物正在做某事Complete these responses.4b1.A:Many people are wearing coats.B:The weather
15、 must be _.2.A:Sally has been coughing a lot.B:She might be _.3.A:This restaurant is always very crowded.B:The food _.4.A:Whenever I try to read this book,I feel sleepy.B:It cant _.getting colder/cold outsidehaving a bad coldmust be deliciousbe that boringsleepy 形容词,意为形容词,意为“困倦的;瞌睡的困倦的;瞌睡的”。既可作既可作定语
16、定语,也可作,也可作表语表语。asleep 形容词,意为形容词,意为“睡着的睡着的”,只能作,只能作表表语语,不能作定语。,不能作定语。fall asleep 意为意为“入睡入睡”。whenever 连词,意为连词,意为“每当每当”时,引时,引导导时间状语从句时间状语从句;意为;意为“无论何时;在无论何时;在任何时候任何时候”时,引导时,引导让步状语从句让步状语从句,相,相当于当于no matter when。Look at this picture of a room.How much can you tell about the person who lives here?Is it a
17、boy or a girl?What are his/her hobbies?Discuss your ideas with a partner.4cA:It could be a girls room because its very tidy.B:I guess so.But it might be a boys room because the clothes look like boys clothes.It could be/might/cant be becauseDiscussion I guess so/I dont think so.But it might/could/must be because.Summary 情态动词的定义情态动词的定义 情态动词的语法特征情态动词的语法特征 情态动词情态动词can,may,might,must等的用法等的用法 拓展情态动词句型结构拓展情态动词句型结构