人教英语九年级上Unit6WhenwasitinventedSectionB3alfcheck课件

Unit6Whenwasitinvented?
人教版英语九年级上册
SectionB3a-SelfCheck
Learninggoals
1.Words&expressions:nearly
2.Function:Talkaboutthehistoryofinventions
3.Writing:Writeadescriptionofanewinvention.
Warmingup
请在上节课你想做的发明作业纸上写上你的名字,并放入讲台上的纸盒里。现在一名学生从中任意抽取一张,用Itwasinventedby…,Itlookslike…句型说出这是谁的发明和该发明的外观像什么。其他同学用一般疑问句提问,猜测这项发明的价值,材料,作用等。让学生评选出最有趣的发明,最实用的发明等奖项。
总结一下最实用的发明可以解决我们生活里的什么问题呢。
Warmingup
Freetalk
Talkabouttheinvention.
OVIOPairlock
onekeyforall
It’saspecialkeyandlock.
Warmingup
Freetalk
Talkabouttheinvention.
Itjustlookslikeacommonkey.
Itismadeofstainlesssteelandcopper.
Warmingup
Freetalk
Talkabouttheinvention.
Itisudforopeningallthedoorswithonekey.
Ifyoutthepassportwell,youcanevenopen
yourdoorwithyourneighbor’skey.
Warmingup
Freetalk
Talkabouttheinvention.
Ifyourfriendscometoyourhoutovisit
youandyouarenotathome,youjustneed
totellthemyourpassport.Thenchangeyour
passportafterthat.
Themostimportantthingisthatthiskindof
keyismuchcheaperthantheelectriclock.
Everyonecanaffordit.
Pre-writing
3a
Thinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.
Problem:quicklytakingnotesinclass
Newinvention:aspecialpen
Whatitisudfor:
Pre-writing
Whatisyourproblem?
Emm,Ihavetotakenotesquicklyinclass,butIcanfollowtheteachersmostofthetime.
Exchangeyourchartwithyourpartneranddiscussit.
Sowhatdoyouwanttoinvent?
…
Pre-writing
3b
Imagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytolltheinventiontotheclass.
Trytotellusthefollowinginformation:
Whatisitmadeof?
Whatisitudfor?
Whatdoesitlooklike?
Whereorwhencanitbeud?
Howmuchwillitcost?