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1、九年级下册Unit4Maintask【板块要点】一、教学目标1.Targetlanguage2laser,electronic,entertainment,specially,makeaguide,keep...awaywith,lotsof教学重点、难点：Wewillfindthatitisquitedifferentfromourownplanet,Earth.ThisguidedescribeswhatIthinklifeonMarswillbelike.二、词汇、短语1.Sure=Certainly=Ofcourse当然2Howdo
2、youlikelifeonMars?=Whatdoyouthinkof…？3carefor=takecareof=lookafterbecaredfor4.keepthemawaywithlaserlight5.aguidetolivingonMars6.bestoredatthePlanetMarsBank7bespecialdesigned8feellikesth.=wouldlikesth.9bethewindow=besidethewindow10toonervoustorelax句型（语法）一.“must,can/could,ma
3、y/might+动词原形"常用来表示对现在或将来发生情况的推测。©must只用于肯定句中，表示“一定、肯定其否定musEt表“不准、禁止、不可以”等。如:Henevertakesataxi.Hemustbeverypoor.Ithoughtyoumustlikesomethingtoread,soIhavebroughtyousomebooks.我想你一定喜欢看点东西，所以我带來了些书。注意：含有mustbe的反意疑问句，常用“is/are+主语”。含有mustdo的反意疑问句常用“do/does+主语②can/could多用于否定句或疑问
4、句屮，偶尔用于肯定句屮表示一种可能性。如：Attendingaballcanbeexciting・Michaelcan'tbeapoliceman,forhe，smuchtooshort・迈克不可能是警察，因为他太矮了。③may/might通常用于肯定或否定陈述句中。当表示某事可能发生时,可用could,may,might.如:一AreyoucomingtoJefPsparty?你来参加杰夫的晚会吗？[來源:Z#xx#k.Com]—Pmnotsure・Imay/mightgototheconcertinstead・不太确定，我有可能去参加咅
5、乐会。could/can,may.might表示“请求、建议、许诺、能力^等。could/may用于表示委婉地提出请求或允许，“给子请求”的答复用can/may.could/might也可以表示“许可”,语气比can/may委婉,表示的可能性较小。如—CouldIcallyoubyyourfirstname?一Yes,youmay/can.二.宾语从句（1）that:陈述句充当宾语从句，由tha（引导，（hat不在从句屮担当成分，只起连接作用，常可省略（2）if/whether：一般疑问句充当宾语从句时，用if/wtether引导，宾语从句
6、的语序是陈述句语序，但在ornot之前，不定式之前，介词之后只能用whether【课堂学习】StepILead-inReviewthepassageaboutMovingtoMars.AskthestudentstotalkaboutlifeonMars.Theycantalkaboutanythingtheyremembe匚Eachonespeaksonesentence.Sample:S1:Transportwillbemuchbetter.S2:ScientistswilldevelopplantsthatcangrowonMars.
7、S3:GravitymaybeaproblemfortheearlysettlersonMars.S4:Peoplewillhavemorespace・・••Iftheydorftmentionsomeimportantinformation,theteachercanraisesomequestionstoremindthem.T:SomeofyoulikelivingonMarsinthefuture.CanyouwriteaguidetolivingonMars?StepIIPresentationThisactivitypresen
8、tssomeideaswhenwritingaguidetolivingonMars.T:Ifyouwanttotellyourfriendssomethingabout【课后拓
