英语必修Ⅴ北师大版UNIT13课件（共11张）L3第2课时.ppt

1、1.I think my French _might know one of them.2.I saw she had tears running down her _at lunch today and one of the other teachers gave her a hug.3.Their friends are really _ and have been waiting anxiously for more news.4.I wonder how they got lost and whose _ it was.I.Word revision Fill in the blank

2、s with the given words.upset,cheek,shelter,relief,tutor,bleed,thunder,faulttutorcheeksupsetfault5.They might have been separated from the other students and couldnt hear anything when the _ started.6.Why not take him to the hospital at once?Hes _ 7.Their parents must be worried.Itll be a real _when

3、theyre found.8.They might be _ in a cave.upset,cheek,shelter,relief,tutor,bleed,thunder,faultthunderreliefshelteringbleeding1.They may have been separated from the other students They might have fallen behind and taken the wrong path.2.They might have some food left from camping but they may not hav

4、e any water.They must be so frightened.3.They might be sheltering in a cave.One of them might be bleeding A.推测现在的情况。B.推测此刻正在发生的事情C.推测过去发生的事情II.Lead-in Classify the sentences about possible causes of the incident and peoples guesses about their situations.BAC1.modal+do:speculate about unlimited prese

5、nt time推测现在的情况。2.modal+be+doingspeculate about something happening at the present推测此刻正在发生的事情3.modal+have+donespeculate about the past推测过去发生的事情III.Grammar Modal for guessing推测发生的可能性现在的状态现在正在进行的动作过去发生过的情况可能性小肯定/否定可能性极大肯定否定情态动词表示推测could/may/might(not)+docould/may/might(not)+be doingcould/may/might(not)

6、+have donemust+domust+be doingmust+have donecant+docant+be doingcant+have doneIV.Practice(Ex 8,P13)Work in pairs and try to guess what is happening now and what happened in the past.3.He may have fallen out of a tree.4.There might have been an accident.5.He could be drunk.6.Her husband may be cleani

7、ng the house.7.His car must have broken down.Practice(Ex9,P13)Rewrite the sentences using modal verbs and suitable verb forms.There may be more than one correct answer.1.must be relaxing2.may/might/could have been3.cant have failed4.may/might not like5.cant be6.may/might/could be studying7.may/might

8、/could have lied8.couldnt have won Discussion Discuss your guesses about the lady in the picture in groups.V.Language in useExample:A:I think the woman must have made up her mind to do something important.B:Yes,I agree.Her eyes are full of determination.She may be experiencing something terrible.A:I

9、n my opinion,she must be in trouble.Language in use(Ex10&11)Discussion Make up a dialogue in pairs about the people in the photos,guessing their present and past situations as well as the reasons.Remember to take notes.VI.Presentation Some pairs act their dialogues out while the others give assessment.(from 1 to 5 points for each item)Language StructureBeingreasonableScore HomeworkId like you to polish your dialogue.Finish Exx 2&3,P58.