高中英語人教版Unit3Computers 一等獎

必修2Unit3ComputersLanguagepoints【學習目標】學生能夠了解掌握重點單詞的用法，并能基本理解文章大意?！緦W習重點，難點】Theusageofthelanguagepointssuchassimplify,solve,from—on,explore,asaresult,anyhow.預習檢測(學生活動)1.Checktheexercisesinexercisesbook.somestudentstoretellthepassageintheirownwordsstudentstolearnthelanguagepointsinexercisebookbythemselves導入新課，展示目標（教師活動）目標：1.Learnthewordsandexpressionsappearinginthereadingtime,sum,goby,asaresult,anyway,so…that.2.Understandsomedifficultandlongsentences.Leadin1.Getthestudentstoreadthereadingpassageagaintounderlineallthenewwordsandusefulexpressionsorcollocationsinthepassage.2.Dotheexercisesindiscoveringusefulwordsandexpressions互動探究，小組展示（生生互動）languagepoints1.自學(1)words:common,compare,anyway,goal(2)phrases:asaresult&asaresultof(3)sentencestructure:by引導的時間狀語As&with“隨著”2.Checktheanswerswithgroupmembersanddiscussthedifficultpoints.師導生學，釋疑解難（師生互動）I.wordsAlthoughIwasyoung,Icansimplifydifficultsums.sumn.總數(shù)，總和；算術(shù)題；金額，錢數(shù)；v.共計，加起來固定短語：insum=inaword總之sumup總結(jié)，概括alargesumof大量，許多（修飾不可數(shù)名詞）拓展：表示“總之”的短語有：tosumup,insum,inshort,allinall,inaword,inbrief例句：Thesumoftwoandfiveisseven.Itwillcostanenormoussumtorepairtheswimmingpool.Insum,theplanfailed.總之，這個計劃失敗了Hegavemealargesumoffood.他給了我很多食物。Now,sumupyourviewsinafewwords.Ⅱ.重點短語句型突破1.Astheyearshavegoneby,…隨著（1）goby經(jīng)過(某地)；(時間)過去；(機會等)失去；遵循，依據(jù)……辦事goby=pass①Acarwentbyatfullspeed.一輛汽車全速駛過。②Theweekswentslowlyby.一星期一星期慢慢地過去了。③Don'tletthischancegoby.不要錯失這次機會。④Thatisagoodruletogoby.那是需要遵守的好規(guī)章。（2）asconj.隨著……，引導時間狀語從句。表示“隨著……”時，也可以用with，而with用作介詞,后接名詞短語,形成with復合結(jié)構(gòu)。Eg.Astimewenton,Einstein'stheoryprovedtobecorrect.隨著時間的推移，愛因斯坦的理論證明是正確的。Withthepassingoftheyears,theyhavebecomeclosefriends.幾年過去了，他們已成了親密朋友。2.Overtimemymemoryhasdevelopedsomuchthat,likeanelephant….(1)overtime隨著時間=withtimegoingon/by=Astimewenton/by(2)so+形容詞(副詞)+that….such+名詞+that….①so…that引導結(jié)果狀語從句，其結(jié)構(gòu)是：so+adj.／adv.+thatso+adj.+a(n)+單數(shù)可數(shù)名詞+thatso+many／few+可數(shù)名詞復數(shù)+thatso+much／little+不可數(shù)名詞+that②such…that也可引導結(jié)果狀語從句，其結(jié)構(gòu)是：such-+a(n)+adj.+單數(shù)可數(shù)名詞+thatsuch+(adj.)+不可數(shù)名詞+thatsuch+(adj.)+可數(shù)名詞復數(shù)+thatHewassoexcitedthathecouldnotspeakHeransofastthatIcouldn’tcatchupwithhim.③sothat---因此,結(jié)果Hegotuplate,sothathedidn’tgettoworkontime.Thestoneissoheavythatnoonecanliftit.Weleftearlysothatwecouldcatchthefirsttrain.④so+形容詞(副詞)+that….結(jié)構(gòu)中so+形容詞(副詞)在句首時,句子用倒裝結(jié)構(gòu)Heworkssohardthatheseldomgoeshome.Soharddoesheworkthatheseldomgoeshome.當堂達標檢測1.SometimesIreallywonderhowIcanmakefriendswithamanwhohasalot_______withme.A.inordinaryB.insimilarC.thesameD.incommon2.______productionupby60%,thecompanyhashadanotherexcellentyear.A.As B.ForC.WithD.Through3.MyfriendMikewasverysickwithfever._________,hecouldneithereatnorsleep.A.AsaresultB.After