1、Unit 4Creatures large and smallsilkspiderSkimming:Look at the title,the italicized sentences under the title and the picture and answer the following questions.What is the“friend”or“enemy”mentioned in the title?Where is the passage from?Who are the characters in the passage?Where are they when the s
2、cene begins?Line 1-10When Betty sees the spider,what does she do and how does she feel?What does Betty want to do with the spider?Does Winston agree to do so?Why(not)?Does Betty want to hear about Winstons opinions?Are spiders insects,according to Winston?A spiderAn insectLine 11-24What happens in d
3、ifferent seasons?AutumnWinterNext springFarmers/Spiders/Insects/Build shelters and put them in fieldsurvivecontinue to liveemergearrive to attack cropsfill stomachsbecome happycome outA place that offers protectionWhat farmers realized years ago was that spiders are _ and _.The table shows us a natu
4、ral method of _,which is _ all over the world.the enemies of insectsthe friends of humanspest controlbeing copiedLine 11-24Line 25-40What properties does spider silk have?_ steel;_ a feather;_ a rubber bandWhere might a material with similar properties be used?Why does Betty still think spiders are
5、nasty and should be killed?What might spiders poison be used to do?What should and should not we do according to Betty in the end?stronger thanlighter thanas elastic asA.qualities or characteristics B.money or landable to stretch and then return to its original shapeSpacecraftreal heartvestbulletpro
6、of vestman-madeartificial organartificial heartLine 25-40What properties does spider silk have?_ steel;_ a feather;_ a rubber bandWhere might a material with similar properties be used?Why does Betty still think spiders are nasty and should be killed?What might spiders poison be used to do?What shou
7、ld and should not we do according to Betty in the end?stronger thanlighter thanas elastic as feel frightened:(jumping in fright,and then shouting)Kill it!understand:We should try to understand things in nature and not destroy them.Further reading for Bettys attitude feel frightened:(jumping in frigh
8、t,and then shouting)Kill it!feel _:(_)_ you are going to tell me anyway.feel seemingly interested:(_)_ I must go and.feel _:_,arent they?understand:We should try to understand things in nature and not destroy them.uninterestedShe sighs.Not really,but I supposelooking boredInteresting,but nowTheir bi
9、tes are dangerousuncertainFurther thinkingIs a spider a friend or an enemy?Next time a spider emerges in your place,what are you going to do with it?Why?G1:farmersG2:scientistsG4:Winston and Bettys childrenG3:doctorsAssignmentsListen to and read aloud the excerpt at least three times.Prepare to role
10、play the part of Betty and Winston.Write 5-8 sentences to answer the questions in Further thinking:1）Is a spider a friend or an enemy?2)Next time a spider emerges in your place,what are you going to do with it?Why?Underline useful and difficult words and expressions in the excerpt for further studying.
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