九年级Unit 13 Section A2（共28张PPT）.ppt

Unit13We retryingtosavetheearth SectionAPeriodTwo sharkfincruelharmfulbeharmfultoatthetopofchainthefoodchainecosystemindustrylawscientific n 鲨鱼n 鱼 鳍adj 残酷的 残忍的adj 有害的对 有害的在 顶部或顶端n 链子 链条食物链n 生态系统n 工业 行业n 法律 法规adj 科学上的 科学的 Objectives TolearntousesomewordsandexpressionsTounderstandthepassageaboutendangeredanimals sharks Words shark fin cruel thefoodchain ecosystem industry law Phrases nolonger beharmfulto atthetopof 自治区 直辖市重点保护野生动物名录的还有成百上千种 随着经济的持续快速发展和生态环境的日益恶化 我国的濒危动物种类还会增加 改革开放以来 我国进口了不少动物 如湾鳄 暹罗鳄 食蟹猴 黑猩猩 非洲象等 至于我国究竟有多少种濒危动物很难说清 但可以肯定 如果包括无脊椎动物的话 至少有1000种 Animalsareourfriends Welive 居住 inthesame 相同 smallworld 世界 Toloveanimalsistoloveourselves 我们自己 Notonlypandasbutalsosharksareendangerednow 1 Haveyoueverseenashark 鲨鱼 2 Whatdoyouknowaboutsharks Discusswithyourpartner Whatarethey Wherearetheyfrom Sharkfin Sharkfinsoup Thesharkfinsoup 1800 00RMBeachbowl Itcomes Theyarefromsharks Doyoustillwanttotrythesharkfinsoup Notrading nokilling Doyouknowhowtogetthesharkfin Beforeyouread 1 Lookatthephoto thequestionsin3aandthetitleofthestoryonpage99 Thenanswerthequestionsbelow Whatcanyouseeinthepicture Whatdoesthepassagemaytalkabout 1 Ashark 2 Itmaytalkaboutthesharks Readthetitle thefirstandlastsentencesineachparagraphsandmatchthemainideas Talkaboutsharkfinsoup Sharksareendangerednow Appeal 呼吁 topeopleagainsteatingsharkfins Para 3Para 1Para 2 Readthepassageaboutsharksandcompletethefactsheetbelow P99 3a southernChina 70million Todeveloplaws WildAid theWWF Whileyouread 2 Readthefirstparagraph 1 Shark sfin 鱼鳍 soupisfamousandexpensiveallaroundtheworld 2 Wehavetokillawholesharktogetabowlofshark sfinsoup Readthesecondparagraph 1 Peoplecutoffsharks finsandthrowthesharksbackintotheocean 2 Sharksareinthebottomofthefoodchainintheocean secosystem n 生态系统 食物链 ReadParagraph2carefullyandanswerthefollowingquestions Becausesharksareatthetopofthefoodchainintheocean secosystem Althoughsharksareatthetopofthefoodchain people theirfinsandeat cutoff sharkfinsoup Ifasharkdoesn thaveafin whatwillhappen Asharkcannolongerswimandslowlydies Ifsharks numbersdroptoolow whatwillhappen Itwillbringdangertoalloceanlife Whyaresharksendangerednow Around70millionsharksarecaughtandtradedinthisindustryeveryyear Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years Savethesharks Readthethirdparagraph 1 WildAidandtheWWFareenvironmentalprotectiongroupsinChina 2 Shark sfinsaregoodforhealth ReadParagraph3anddiscuss Howcanwesavethesharks Whataretheydoing Theyareteachingthepublicabout finning Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins Whatcanwedotosavethesharks Weshouldstopeatingthesharkfinsoup 1 Manypeopledonotrealizetheyarekillingawholeshark theyenjoyabowlofsharkfinsoup 2 Sharksareatthetopofthefoodchain iftheirnumbersdrop theocean secosystemwillbeindanger 3 Manythinkthatsharksaretoostrongtobeendangered theyarewrong 4 therearenoscientificstudiestosupportthis alotofpeoplebelievethatsharkfinsaregoodforhealth 5 Sharksmaydisappearoneday wedonotdosomethingtostopthesaleofsharkfins when so but Although if Readthepassageagainandfillintheblankswiththewordsinthebox P99 3b 3 Afteryouread Retellthepassageaccordingtothewordsbelow Awholesharkhasbeenkilledeachtimeyouenjoyabowlofsharkfinsoup Whenpeoplecatchsharks they theirfinsandthrowthesharkbackintotheocean Withoutafin asharkcan swimandslowlydies Ifsharks numbersdroptoolow itwill alloceanlife somekindsofsharkshavefallen over90percentinthelast20to30years cutoff nolonger bringdangerto Thenumbersof by Whatcanwedotosavethesharks Workwithyourpartnersandmakeaposteraboutsharkprotection GroupWork 1 Asharkcannolongerswimandslowlydies 鲨鱼不能再游泳然后慢慢死掉 nolonger nomore 不再 nolonger和not anylonger侧重时间not anymore侧重程度和数量 Languagepoints I mnolongerastudent 我不再是个学生了 Youcandrinknomore Youcan tdrinkanymore 你不能再喝了 喝酒的量到了一定程度 不能再继续下去了 2 Thismethodisnotonlycruel butalsoharmfultotheenvironment 这种方法不但残忍而且对环境有害 notonly butalso 表示并列 着重强调后者 不仅 而且 also可省略 若连接两个成分作主语 其谓语通常与靠近的主语保持一致notonly放在句首 后接句子时要用倒装结构 Shenotonlyplayswell butalsowritesmusic 她不仅很会演奏 而且还会作曲 Notonlymenbutalsowomenwerechosen 不仅仅是男的 女的也有被选中的 Notonlyhadthepoormanbeenfined butalsohehadbeensenttoprison 这个可怜的人不仅被罚款 而且还被送进了监狱 beharmfulto对 有害 Smokingisharmfultothehealth 吸烟有损健康 Playingcomputergamesmuchisharmfultostudents 电脑游戏玩太多对学生有害 3 Sharksareatthetopofthefoodchainintheocean secosystem 鲨鱼位于海洋生物系统食物链的顶部 atthetopof在 最高地位 用最高 最大 的 速度 声音等 Ilookedatthetopofhishead hishairshinyandpartedsmoothly 我看他的头顶 头发光亮 分得平滑 Heshoutedatthetopofhisvoiceinorderthathemightbeheard 他尽力大声叫喊 以便别人能听见 4 Iftheirnumbersdroptoolow itwillbringdangertoalloceanlife 此句复数形式的number表达全海洋中鲨鱼的总量 当表示数值的高或低时 number要用high或low修饰常与number搭配的动词 grow fall Inthatcountry thenumberofchildrengoingtoschoolishigherincitiesthanintownsandvillage 在那个国家 城市儿童入学人数比乡镇及农村要高 Practice I 根据句意及首字母或汉语提示完成单词 5分 1 Plasticbagsarehtotheenvironment 2 Maybeyoufearthattheywon tbeabletofindthesolutionstotheproblemofairp 3 Thegovernmentshouldmakesomeltoprotecttheenvironment 4 Thecar 工业 isimportantforthedevelopmentoftheoldcity 5 Heusedthe 科学的 methodtoachievehisdream 答案 1 harmful2 pollution3 laws4 industry5 scientific Translateandwritethemdown 1 这个方法不仅残酷还对环境有害 2 鲨鱼处于海洋食物链的顶部 Thisisnotonlycruel butalsoharmfultotheenvironment Sha