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1、Unit13We retryingtosavetheearth 第2课时课件SectionA 3a 3b Readthepassageaboutsharksandcompletethefactsheetbelow 3a PointsinPara1hearof听说sharkfinsoup鱼翅汤insouthernChina inthesouthofChina在中国南部地区eachtime每当 abowlof 一碗 Manyhaveheardofsharkfinsoup ThisfamousandexpensivedishisespeciallypopularinsouthernChina But
2、doyourealizethatyou rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup Manyhave听说鱼翅汤 Thisfamousandexpensivedishisespeciallypopular在中国的南部地区 Butdoyourealizethatyou rekillingawholeshark每当youenjoy一碗sharkfinsoup Whenpeoplecatchsharks theycutofftheirfinsandthrowthesharkbackintotheocean Thisisnotonlyc
3、ruel butalsoharmfultotheenvironment Withoutafin asharkcannolongerswimandslowlydies Sharksareatthetopofthefoodchainintheocean secosystem Iftheirnumbersdroptoolow itwillbringdangertoalloceanlife PointsinPara2cutoff切掉notonly butalso不仅 而且beharmfulto 对 有害withoutafin没有了鳍nolonger不再atthetopof 在 的顶部thefoodch
4、ain食物链intheocean secosystem在海洋生态系统中danger危险 dangerous危险的 Whenpeoplecatchsharks they切掉theirfinsandthrowthesharkbackintotheocean Thisis不仅cruel 而且对 有害theenvironment 没有了afin asharkcan不再swimandslowlydies Sharksare在食物链的顶部intheocean s生态系统 Iftheirnumbersdroptoolow itwillbring危险toalloceanlife Manybelievethat
5、sharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain Butinfact around70millionsharksarecaughtandtradedinthisindustryeveryyear Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years PointsinPara2endangered濒临灭绝的infact实际上catch caught caughtindustry工业 产业 行业fall fell f
6、allenover90percent超过百分之九十inthelast20to30years在过去的20到30年里 用现在完成时 Manybelievethatsharkscanneverbe濒临灭绝的becausetheyarethestrongestintheirfoodchain But实际上 around70millionsharksare捕捉andtradedinthis产业everyyear Thenumbersofsomekindsofsharkshave在过去的20到30年下降了超过百分之九十 Environmentalprotectiongroupsaroundtheworld
7、 suchasWildAidandtheWWF areteachingthepublicabout finning Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofshark sfins Sofar noscientificstudieshaveshownthatshark sfinsaregoodforhealth sowhyeatthem Helpsavethesharks PointsinPara3environment environmentalenvironmentalprotectiongroups环保组织suchas
8、例如developlawstostopthesaleofsharkfins完善法律来组织预鱼鳍的销售sofar到目前为止 用现在完成时 scientificstudies科学研究show showed shown showed 环境保护组织aroundtheworld 例如WildAidandtheWWF areteachingthepublicabout finning Theyhaveevenaskedgovernments完善法律来阻止鱼鳍的销售 到目前为止 no科学研究have表明thatshark sfinsaregoodforhealth sowhyeatthem Helpsave
9、thesharks Let slearnsome languagepoints harmful形容词 意为 有害的 常构成短语beharmfulto 对 有害的 Stayingupoftenisharmfultoyourhealth 经常熬夜对你的健康有害 拓展 harm名词 意为 害处 常用构成短语doharmto 对 有害 相当于beharmfulto Toomuchsmokingdoesharmtohishealth Toomuchsmokingisharmfultohishealth 吸烟过多对他的健康有害 改为同义句 Readinginthesundoesharmtooureyes
10、Readinginthesun oureyes isharmfulto 辨析 join joinin和takepartin to Willyoujoinusinthediscussion 你参加我们的讨论吗 ShejoinedtheYoungPioneers 她加入了少先队 Whydidn tyoujoininthetalklastnight 昨晚你为什么没参加座谈 Didyoutakepartinthesportsmeet 你参加运动会了吗 1 Haveyou aclub Yes I minaswimmingclubandIoften theswimmingtraining A joined
11、 takepartinB joined joinC takenpartin joinD takenpartin joinin2 We regoingforapicnic Wouldyouliketo us Whynot Let sgo A attendB joinC joininD takepartin afford是动词 意为 买得起 担负得起 通常与can could beableto连用 多用于否定句中 Theycouldn tafford 50foraticket 他们拿不出50美元买一张票 afford后面常跟带to的动词不定式 Wecan taffordtogoabroadthis
12、summer 今年夏天我们没有足够的钱出国 例句 MissTaylorneverwastesmoneyonanythingtooexpensive eventhoughshecan to Shehasdonatedmuchofthemoneyshesavedtocharities A affordB allowC remindD pay 1 Manypeopledonotrealizetheyarekillingawholeshark theyenjoyabowlofshark sfinsoup 2 Sharksareatthetopofthefoodchain iftheirnumbersd
13、rop theocean secosystemwillbeindanger Readthepassageagainandfillintheblankswiththewordsinthebox so when 3b Manythinkthatsharksaretoostrongtobeendangered theyarewrong therearenoscientificstudiestosupportthis alotofpeoplebelievethatsharkfinsaregoodforhealth 5 Sharksmaydisappearoneday wedonotdosomethin
14、gtostopthesaleofsharkfins but Although If II 单项选择 1 Areyougoingto anyoftheevents Yes Maybelongjumpandhighjump A takepartinB joinC attendD joinin2 Ican tafford himanexpensivebirthdaypresent A tobuyB buyingC forbuyingD buy3 Rememberto thelightswhenyouleavetheroom OK Iwill A turnonB turndownC turnupD t
15、urnoff 4 Thegirlalwayshassomemoneyto snacks A spendB payforC takeD cost5 Look boysareplayingontheplayground Yes themisabout200 A Thenumberof AnumberofB Thenumberof ThenumberofC Anumberof thenumberofD Anumberof Anumberof III 根据汉语提示完成句子 1 我们必须采取行动来阻止他们 Wemust tostopthem 2 我从没听说过这个人 Ihavenever suchaman
16、 3 我们乐意尽力帮你摆脱困境 Wearegladtodowhatwecando 4 到目前为止 我已经交了二十个朋友 Ihavemadetwentyfriends 5 实际上 她从没去过那儿 shehasneverbeenthere Infact takeaction heardof tohelpout Sofar 对照解疑同行 waterpollution把 扔进usedto参与cleanup能 会cutdown代替begoodfor有影响 起作用 litter rubbishcoaltakeawayuglywooden 对照解疑同行 insteadofDCBBBC bottom fullofplayapartincleaning upisgoodforcutdownusedtogotobed 对照解疑同行 CFEBDA try takeactionshows haveshownWithoutturningofftrying takingaction 对照解疑同行 ABBCDDC environmentalreusablewatchhelp
