【步步高】2017高考英语一轮复习 Unit 2 Cloning素材 新人教版选修8

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1、Unit2Cloning话题词汇1．inventionn．发明2．progressn．进步3．digitaladj.数字的4．breakthroughn．突破5．technicaladj.技术的6．automaticadj.自动的7．makeastudyof研究8．shoponline网上购物9．surftheInternet网上冲浪10．browsethewebpage浏览网页经典语篇假如你是李华，最近老师向你们介绍了两种已灭绝的古代动物，并就哪一种动物更加适合被克隆举行了一次讨论。请你结合下表为你所在的小组写一篇发言稿，就选择理由及原因进行说明。Nameanddat

2、ewhenlastseenInformationDodobird(1755)unabletofly；friendlyandnotharmful；largeeggsandtastymeatthatcouldbedevelopedforfood；needhotclimateAurochs(1627)argewildcattle；longhornsandhair；hairisgoodforbeingmadeintoclothes；hornscanbeusedfordecoration；needgrasslands注意：词数100左右。佳作欣赏Dearfellowstudent

3、s，I’msohonoredtospeakhereonbehalfofourgroup.Afteraheateddiscussion，weagreedthatthedodoistheveryanimalthatiswellworthcloning.Ontheonehand，comparedwiththeaurochs，19the_dodo_is_much_smaller，which_means_that_the_dodo_will_consume_much_less_food①.Besides，thedodobecameextinctfairlyrecentlysoit

4、sDNAisstillingoodcondition.On_the_other_hand，the_aurochs_cannot_live_without_grasslands，while_the_dodo_can_adapt_to_the_hot_climate_easily.②Ifthedodoiscloned，thatwillbeofgreatbenefittous.Becauseitcannotonlybeafriendlyanimalbutalsobeanidealpetforfamilieswithchildren.What’smore，itmayproduc

5、elargenutritiouseggsandtastymeatforpeople.Allinall，thedodowouldbethe_best_choice_to_be_brought③backtolife!That’sall!Thankyou.思维发散1．将第①句中的定语从句改为非谓语形式The_dodo_is_much_smaller，meaning_that_the_dodo_will_consume_much_less_food.2．仿照第②句用while...完成句子北方的学校往往装备较好，而南方的学校相对较穷。Schoolsinthenorthtendt

6、obebetterequipped，while_those_in_the_south_are_relatively_poor.3．仿照第③句用“最高级/序数词＋todo...”完成句子英格兰教会中学Walkwood被认为是英国第一所禁止13岁以下女生穿裙子的学校。WalkwoodChurchofEnglandMiddleSchoolisbelievedtobethefirstinEnglandto_stop_female_pupils_under_the_age_of_13_from_wearing_skirts.19Ⅰ.重点单词A．写作单词1．obtain(vt.)获

7、得；赢得2．owe(vt.)欠(账、钱、人情等)；归功于……3．bother(vt.)打扰；(vi.)操心；(n.)烦扰4．strike(vi.&vt.)打；撞击；罢工；(n.)罢工5．vain(adj.)虚荣的；自负的；徒劳的6．exact(adj.)精确的；准确的exactly(adv.)精确地；准确地；确切地7．differ(vi.)不同；相异different(adj.)不同的differently(adv.)不同地；相异地difference(n.)不同；差异8．retire(vi.)退休；离开retirement(n.)退休；