Unit4Ouranimalfriends第7课时课件沪教版（2024）七年级英语下册

第7课时Unit4OuranimalfriendsLesson7Cross-curricularconnection英语沪教版（2024）七年级下册

Learningobjectives目录页标题通过本课时学习，学生能够：1.掌握蜜蜂群体的三种类型及其职责和理解蜜蜂的生命周期及不同蜜蜂的发育时间差异。2.学习并掌握与蜜蜂相关的语言知识。3.综合运用所学知识与同伴谈论蜜蜂。4.通过跨学科联系，将生物科学知识融入英语学习，激发对自然生物的兴趣，培养生态保护意识。

重点

重点

重点WatchandanswerWhatcanyouseeinthisvideo?Whatkindofbeesarethey?Icanseesomebeescollectingnectar(花蜜).Workerbees.ThinkandsayHowmanykindsofbeesdoyouknow?Whatarethey?Three.Theyarequeenbees,dronesandworkerbees.Dotheylivealoneoringroups?Theyliveinhugegroupscalledcolonies(群体).Let’sfindoutmoreaboutbees.ReadandcompleteReadthefirstpartandcompletethetable.layeggsmatewiththequeenbuildandcleanthecolony,lookaftertheyoungbeesandmakehoneyReadandanswerQ1:Whatmakesthequeenbeedifferentfromtheotherbeesinthecolony?Q2:Whydoyouthinkworkerbeesareconsideredthe“busiest”beesinthecolony?Thequeenbeeisthebiggestbeeinthecolony,andsheistheonlyonethatlayseggs.Theyhavemanytasks,suchasbuildingthecolony,cleaningit,lookingafteryoungbees,andmakinghoney.ReadandanswerQ1:Whatarethethreetypesofcellsmentionedinthetext?Q2:Whathappenstotheeggsafterthreedays?Readthesecondpartandanswerthequestions.Thethreetypesofcellsareforthenewqueen,thedrones,andtheworker.Theeggshatchintogrubsafterthreedays.ReadandcompleteReadthesecondpartandcompletethetable.about16daysabout21daysabout24daysThinkandcompleteThinkabouthowbeesgrowfromeggstoadultsandcompletethepicture./ˈpju:pə/蛹/ɡrʌb/幼虫1234MatchBCAFDEMatchthenounswiththeirmeanings.TalkinpairsTalkinpairsaboutwhatdifferentbeesdoandthelifecycleofbees.Whatdoesthequeenbeedo?Howmanyqueenbeesarethereinacolony?......WatchandanswerBeesdancemainlytocommunicatewithotherbeesintheircolony.Theydothistoshareinformationaboutfoodsources.Whydobeesdance?ReadandjudgeReadanddecidewhetherthefollowingstatementsaretrueorfalse.Beescannotseeblue.Beeshavefour

eyesandsixlegs.Honeybeesforma“wintercluster”tostaywarmthroughoutthewinter.Therearemorethan2,000speciesofbeesintheworld.Someonewholooksafterbeesiscalledabeekeeper.Honeybeescanonlystingsomeoneonce.redfive20,000Thinkandtalk1.Wecanplantflowerslikesunflowersorlavenderthatbeeslove.2.Wecanavoidusingharmfulchemicalsorpesticidesingardens.Q1:Whatmighthappenifbeesdisappear?Q2:Canyouthinkoftwothingswecandotoprotectbeesinourdailylife?

Ifbeesdisappear,manyplantswon’tgetpollinated.Thiscouldreducefoodforanimalsandhumans,harmbiodiversity（生物多样性）,anddamageecosystems（生态