2019-2020年高中英语Unit4Astronomythescienceofthestars全员探究教学案新人教版必修3.doc

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1、2019-2020年高中英语《Unit4Astronomythescienceofthestars》全员探究教学案新人教版必修32.existvi.____________________Mancan’t______withoutair.(没有空气人就不能生存)火星上有生命吗？___________________________________________?拓展：存在n.________________bring…intoexistence____________________eintoexistence=ein

2、tobeing___________________(1).Aninformationbureauwasbrought_______existencetodealwithinquiries.(2)Whendidthisworlde_______existence?3.puzzlen/v.(1)n.______________acrosswordpuzzle_____________Iwasina_______aboutthematter.(我对这件事迷惑不解)(2)vt._____________Thequestionp

3、uzzledme.=Iwas_________bythequestion.归纳拓展：adj.____________困惑的Shelistenedwith_____________________(困惑的表情)onherface.他不知道下一步怎么办。____________________________________________2.inone’sturn_______________Theninourturn,wegotonthebusonebyone._____________________________归

4、纳拓展：It’sone’sturntodosomething.___________________________________It’syourturntoread,John.___________________________________inturn____________________依次发言____________________Interestratewerecut,andinturn,sharepricesrose.__________________________taketurnstodosom

5、ething____________________We_____________(轮流)todriveonthewaytoCanada.3.prevent…from(doing)sth.什么也阻止不了我实现目标。_____________________________________________她因病不能参加考试。___________________________________________________4.intime(1).及时我们能及时到达车站吗？_________________________

6、_______________________(2).迟早；总有一天；终于游泳不好学，但你迟早会学会的。________________________________________比较：ontime___________与intime________________________归纳拓展：innotime___________atatime____________atonetime__________1.nowthat既然，由于，充当连词，that可以省略既然你长大了，就不应该依靠你的父母。____________

7、________________________NowthatI’mfree,Icanenjoymusicforawhile.______________________________nowthat和since相似，语气较弱，强调人们已知道的事实。