单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2/23/2020,#,Unit 4Creatures large and small,Unit 4Creatures large and sma,1,silk,spider,silkspider,2,Skimming:,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 scene begins,?,Skimming:Look at the title,t,3,Line 1-10,When,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?,Line 1-10When Betty sees the s,4,A spider,An insect,A spiderAn insect,5,Line 11-24,What,happens in,different seasons?,Autumn,Winter,Next spring,Farmers,/,Spiders,/,Insects,/,/,Build,shelters,and put them in field,survive,continue to live,emerge,arrive to attack crops,fill stomachs,become happy,come out,A place that offers protection,Line 11-24What happens in diff,6,What farmers realized years ago was that spiders are,_,and,_.,The,table,shows us a natural method of _,which is,_,all over the world.,the,enemies of insects,the friends of humans,pest control,being copied,Line 11-24,What farmers realized years ag,7,Line 25-40,What,properties,does spider silk have?,_,steel;,_,a feather;,_,a rubber band,Where,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 should and should not we do according to Betty in the end?,stronger than,lighter than,as,elastic,as,A.qualities or characteristics B.money or land,able to stretch and then return to its original shape,Line 25-40What properties does,8,Spacecraft,real heart,vest,bulletproof vest,man-made,artificial organ,artificial heart,Spacecraftreal heartvestbullet,9,Line 25-40,What,properties,does spider silk have?,_,steel;,_,a feather;,_,a rubber band,Where,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 should and should not we do according to Betty in the end?,stronger than,lighter than,as,elastic,as,Line 25-40What properties does,10,feel frightened:,(jumping in fright,and then shouting,),Kill it!,understand:,We should try to understand things in nature and not destroy them.,feel frightened:(jumping in f,11,Further,reading for Bettys attitude,feel,frightened:,(jumping in,fright,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,.,uninterested,She sighs.,Not really,but I suppose,looking bored,Interesting,but now,Their bites are dangerous,uncertain,Further reading for Bettys at,12,Further,thinking,Is 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:,farmers,G2:,scientists,G4:,Winston and Bettys children,G3:,doctors,Further thinkingIs a spider a,13,Assignments,Listen to and read aloud the excerpt at least three times.,Prepare,to roleplay 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.,AssignmentsListen to and read,14,