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1、Lesson 31 Surprise Your Friends!,Step1:Greeting the class and talk about an experiment freely,Step 2: Review some important phrases and sentences,Step 3:Explaining the main points by students in groups:,1.surprise,2.Brain ,Jenny and I did an experiment in science,3.get ready,5.hold,6.push,4.turn ove
2、r,Step 4: Developing the knowledge,Dont you think so ?这是一个否定的疑问句,这种疑问句通常带有惊讶,责备,感叹的色彩. 构成:Isnt /Arent /Dont /Didnt /wont/Cant /Couldnt/Havent/Hasnt +主语+.?难道不? eg:Isnt he a good student ? Havent you known him yet? 注意:回答否定疑问句常用yes 和no,但yes 译成”不”,no 译成”是” eg:Havent you finished your work? Yes, I have .
3、不,我完成了/No, I havent .是,我没有完成,Step5:Retell the text without books,Step 6:Summary:,What have you learned from the lesson ?,Step 7: Exercises:,1. Isnt he a teacher? _,_.He works in a hospital.,A. Yes ,he is B.No,he isnt C.Yes ,he isnt D.No,he is,2.Comrade Lei Feng was always ready _help others ,He is our example,A. or B. to C. in D. at,3.Could you _?Ill see whether he is in .,A.hold up B.Hold down C.hold back D.hold on,4.Cover the glass _the cardboard .,A. in B to C.for D.with,5.Take your hand _,A.off B.on C.for D.of,B,B,D,A,D,Homework:,Write an interesting experiment!,