新教材高中英语必修第二册Unit2WILDLIFEPROTECTIONUnit2WILDLIFEPROTECTIONSectionCDiscoveringUsefulStructures新教材高中英语必修第二册Unit2WILDLIFEPROTECTION核心词汇词汇一reducevt.减少◆教材原句Itisreportedthatlivingspacesforwildlifearebeingreducedduetothecuttingoftrees.据报道,由于砍伐树木,野生动物的生存空间正在减少。◆要点必记bereducedto减少到……bereducedby减少了……reducespeed减速reducecosts降低成本reduceexpenses缩减费用◆词语积累reductionn.减少[同]decreasev.减少[反]increasev.增加;增长题组练·领悟方法新教材高中英语必修第二册Unit2WILDLIFEPROTECTION◆单句语法填空(1)[词汇复现]Thenumberofendangeredinsectshasbeenreduced30%,andtherearestill70%left.(2)Itwassofoggythatthedriverhadtoreducethespeed40kilometresanhour.◆单句写作(3)Whattheyearn_____________________________(减少了)30%inthelastthreemonths.(4)Thenumberoftheworkersinthiscompany_____________________________(已经减少到了)120.hasbeenreducedtohasbeenreducedbytoby新教材高中英语必修第二册Unit2WILDLIFEPROTECTION词汇二dueto由于;因为◆要点必记(1)dueto“由于”,较正式用语,常用于官方通告和公开声明中,可以直接作表语。(2)due作形容词,还可作“预期的”讲,常构成搭配beduetodosth.。新教材高中英语必修第二册Unit2WILDLIFEPROTECTION◆辨析填空(dueto/owingto/becauseof/thanksto)(1)Hewasoutofworkaphysicalinjury.(2)Mostoftheproblemswerehumanerror.(3)yourhelp,Igotthepositionadvertisedinthenewspaper.(4)[2016·北京卷]Thetownwascutofffromtherestoftheworldheavysnow.Thanksto/Owingto/Becauseofdueto/owingtodueto/owingto/becauseofdueto/owingto/becauseof新教材高中英语必修第二册Unit2WILDLIFEPROTECTION词汇三neighbourhoodn.邻近的地方;街区◆教材原句Whatdoyouknowisbeingdoneinyourneighbourhoodtoprotectanimalsandplants?你知道你邻近的地方正在做什么来保护动植物吗?◆要点必记inthesameneighbourhood在同一条街上intheneighbourhood在邻近地区apoor/quiet/residentialneighbourhood贫困的街区/安静的街区/居民区新教材高中英语必修第二册Unit2WILDLIFEPROTECTION◆单句写作(1)我们是在同一条街上长大的。__________________________________________(2)他叫得那么大声,整条街的人都能听到。Heshoutedsoloudlythatcouldhearhim.(3)[词汇复现]附近有一个野生动物栖息地,我们有时会去看望那些动物。Thereisawildlifehabitat,andwesometimesvisitthoseanimals.Wegrewupinthesameneighbourhood.thewholeneighbourhoodintheneighbourhood新教材高中英语必修第二册Unit2WILDLIFEPROTECTION单元语法要点一现在进行时的被动语态◆要点必记一、构成肯定式:主语+am/is/are+beingdone.一般疑问式:Am/Is/Are+主语+beingdone?否定式:主语+am/is/arenot+beingdone.特殊疑问式:疑问词+am/is/are+(主语+)beingdone?二、用法(1)表示说话时正在进行的被动动作。(2)表示现阶段正在进行的被动动作,说话时不一定在进行。(3)表示一种经常性的被动行为,常与always,constantly,frequently等表示频度的副词连用,带有赞赏或厌恶等感情色彩。(4)表示按计划或安排将要发生的被动动作(仅限于少数及物动词)。新教材高中英语必修第二册Unit2WILDLIFEPROTECTION三、注意事项(1)一些表示状态、心理活动、拥有、存在等的动词,如have,want,need,love,realize等,一般不用于进行时,因而也没有进行时的被动语态,而常用一般现在时的被动语态表示此刻或目前主语正承受谓语动词表示的动作。玛丽,过来,有你的电话。Mary,comehere.You’rebeingwantedonthephone.(×)Mary,comehere.You’rewantedonthephone.(√)(2)少数动词用于现在进行时态,用主动形式表示被动含义,如print,cook,fry,hang等。(3)“be+in/on/under+名词”常含被动意义,可代替现在进行时的被动语态。新教材高中英语必修第二册Unit2WILDLIFEPROTECTION(4)因为被动语态的基本结构为bedone,不少学生误将现在进行时的被动语态结构“am/is/are+beingdone”写成一般现在时的被动语态结构“am/is/are+done”。瞧,这条道路正在建设。Look!Theroadisbuilt.(×)Look!Theroadisbeingbuilt.(√)晚宴正由克里斯蒂娜准备着。ThedinnerispreparedbyChristina.(×)ThedinnerisbeingpreparedbyChristina.(√)四、句型转换现在进行时的被动语态与现在分词的被动式beingdone均可表示正在进行的被动动作,因此它们之间可以相互转换。新教材高中英语必修第二册Unit2WILDLIFEPROTECTION◆单句语法填空(1)Look!Thebaby(take)careofbyheraunt.(2)[词汇复现]Anewhouse(decorate)outsideourschoolatpresent.(3)Anewlibrary(build)here.Theyhopetofinishitnextmonth.(4)Hi,I’mAlice.Lookatthisphoto—asnowman(make)byme.(5)Atpresentanewhome(build)forpandas.(6)Isthebridge(repair)now?(7)Toourdelight,manyendangeredspecies(protect)bythegovernmentnow.(8Manyinterestingexperiments(carry)outthesedays.isbeingtakenisbeingdecoratedisbeingbuiltisbeingmadeisbeingbuiltbeingrepairedarebeingprotectedarebeingcarried新教材高中英语必修第二册Unit2WILDLIFEPROTECTION(9)Sinceyourbike(repair),youcanusemine.(10)Daisyhasfoundthatalotofantelopes(hunt)andkilledforthewoolbeneaththeirstomachsnow.(11)Thenewgenerationofcomputers,withartificialintelligence,(develop)andperfectednow.(12)[2017·江苏卷]Hehurriedhome,neveroncelookingbacktoseeifhe(follow).(13)—Idon’tsupposethepoliceknowwhodidit.—Well,surprisinglytheydo.Amanhasbeenarrestedand(question)now.(14)—Haveyouhandedinyourschoolworkyet?—Yes,Ihave.Iguessit(grade)now.(15)—What’sthatnoise?—Oh,Iforgottotellyou.Thenewmachine(test).isbeingrepairedarebeinghuntedarebeingdevelopedwasbeingfollowedisbeingquestionedisbeinggradedisbeingtested新教材高中英语必修第二册Unit2WILDLIFEPROTECTION◆单句写作(1)Thesebirds(正在被保护)wellhere.(2)Thesportsmeeting(正在被举办)inourschool.(3)Howmanybuildings(正在被修建)inthetown?(4)Thegiantmachine(正在被拆卸)atthemomentanditwillbefixedupinthenewworkshopinthenearfuture.(5)Theclassroom(正在被装饰)withballoonsandflowersrightnowandthestudentsarepreparingfortheNewYearparty.(1)arebeingprotected(2)isbeingheld(3)arebeingbuilt(4)isbeingtakenapart(5)isbeingdecorated新教材高中英语必修第二册Unit2WILDLIFEPROTECTION(6)Itisreportedthatmanyanewhouse(正在被建造)atpresentinthedisasterarea.(7)He(总是受到表扬)bytheteacher.(8)Thewindowofourclassroom(经常被打破).(9)Thesumthesecomputerswillcostus(正在计算).(10)Withthepopulationincreasing,moreland(需要)isbeingbuiltisalwaysbeingpraisedisfrequentlybeingbrokenisbeingcalculatedisneeded新教材高中英语必修第二册Unit2WILDLIFEPROTECTION四、句型转换现在进行时的被动语态与现在分词的被动式beingdone均可表示正在进行的被动动作,因此它们之间可以相互转换。◆误区警示非谓语动词的被动形式,表达不同时间的被动意义,作用也不一样。·tobedone:不定式的被动形式,表将来和被动·beingdone:现在分词的被动形式,表进行和被动·havingbeendone:现在分词完成式的被动形式,表完成和被动新教材高中英语必修第二册Unit2WILDLIFEPROTECTION◆句