人教版新课标高中英语必修二-unit4-wildlife-protection-Learning-a.ppt
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人教版新课标高中英语必修二-unit4-wildlife-protection-Learning-a.ppt

人教版新课标高中英语必修二-unit4-wildlife-protection-Learning-a.ppt

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Unit4WildlifeprotectionLearningaboutlanguage1._______farawayinspaceortime2.________togodowntoalowerlevel3.________abletocontrolevents4.______todosomethingtomakeachange5.___________tounderstandhowseriousasituationis6._______torunafteranimalsinordertokillorcatchthem7.______________tokeepsomeoneorsomethingsafefromharm8.________todosomethingasareactiontosomethingdoneorsaid9.______feelingofcomfortwhensomethingworryinghasendedornothappeneddieoutextinctionappreciatetheimportancePayattentiontowildlifeprotectionpunishthehuntersinreliefinpeacedecreasedeclinethreatenprotect…fromProtectionincreaselossendangerhuntedkilledthreateneddoharmto…affect…Susaniscookingdinner.一般现在时:am/is/are+p.p一般过去时:was/were+p.p现在进行时:am/is/arebeing+p.p过去进行时:was/werebeing+p.p现在完成时:have/hasbeen+p.p过去完成时:hadbeen+p.p一般将来时:will/shallbe+p.pGrammarThereportisbeingwrittenbyoneofthebeststudents.报告正在由一个最好的学生写着。Thereportiswellwritten.报告写得很好。(系表结构)1.肯定形式:am/is/are+being+过去分词Thehouseisbeingpainted.房子正在被粉刷。2.否定形式:am/is/are+not+being+过去分词Thetreesarenotbeingwatered.3.疑问形式:Am/Is/Are+主语+being+过去分词?AmIbeingwatchedover?4.特殊疑问句的形式:把特殊疑问词放在一般疑问句前面。Howmanybridgesarebeingbuiltinthevillage?“三变”:原句主语变为by短语宾语变为主语谓语由主动变为被动“三不变”:原句意思不变原句时态不变原句主谓宾以外成分不变。Theyarebuildingnineparks.→Nineparksarebeingbuiltbythem.→Howmanyparksarebeingbuilt?现在进行时的被动语态基本用法:表示现在正在进行的被动动作。eg:Mycarisbeingrepairednow.Thehabitatofthepandaisbeingstudiedatpresent.现在正在研究熊猫的生活环境。Rainforestsarebeingcutandburnedatsuchaspeedthattheywilldisappearfromtheearthinthenearfuture.热带雨林被砍、烧得这么快,他们将在不久的将来从地球上消失。Manyinterestingexperimentsarebeingcarriedoutthesedays.最近正在进行许多有趣的实验。2.少数及物动词的进行时表示按计划、安排将要承受某个动作。如:Anpartyisbeingheldtonight.今晚将要举办一场晚会。Afolksongisbeingsungnext.下面将唱一首民歌。ItissaidthataplaneisbeingflownbyhimtoAmericaateightnextSundaymorning.据说下周日早上八点他将开飞机去美国。3.没有进行时的被动语态一些表示状态、心理活动、拥有、存在等的动词(和主动语态一样)一般不用进行时被动语态,常用一般现在时被动语态表示此时此刻或目前主语承受谓语动词的动作。如:小王,过来,有你的电话。足球现在越来越流行了,换句话说,它被越来越多的人喜爱。4.其他形式表示被动结构“b