2020_2021学年新教材高中英语Unit4SpaceExplorationSectionⅡDiscoveringUsefulStructures课件新人教版必修第三册.ppt

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1、SectionⅡDiscoveringUsefulStructures走近新课·一起感知阅读下列句子,写出画线部分在句中所做的成分1.Ihavenothingtosay._________2.Theywenttoseetheiraunt._________3.That’sthewaytodoit._________4.Itrainedforalongtimetoflyairplanesasafighterpilot._________5.Lisagotanewtoytoplaywith._________6.Othermenlivetoe

2、at,whileIeattolive._________定语状语定语状语定语状语语法探究·一起思考词汇讲解语法讲解1.Astronauts’bonesandmusclescangetveryweakinspaceduetothelackofgravity,sotheyneedtoexerciseeveryday,whichwillhelpthemstayhealthy.(Page42)由于缺乏重力,宇航员的骨头和肌肉在太空中可能会变得很虚弱。因此他们需要每天锻炼,这将有助于他们保持健康。★lackn.缺乏;短缺Shewastiredfor

3、lackofsleep.她由于缺乏睡眠而疲惫不堪。Lackofexercisemadehimveryweak.缺少锻炼让他身体非常虚弱。【合作探究】读一读·细观察阅读下列句子,写出句中黑体词的词性及含义①Hisrealproblemisthathelacksconfidence.词性动词含义没有;缺乏②Theteachersaidthatthechildrenwerelackinginconfidence.词性形容词含义没有;缺乏;不足③Nowwelacksformoneyandtime.词性动词含义没有;缺乏;短缺说一说·勤归纳【即学即

4、用】句型转换ThoughJacklackedexperience,hemadeupforitinenthusiasm.→Though_________experience,Jackmadeupforitinenthusiasm.→Though__________________experience,Jackmadeupforitinenthusiasm.→Though__________________experience,Jackmadeupforitinenthusiasm.lackinglackingforlackingin2.Wi

5、llscientistsfigureoutawaytostoresufficientfoodandwaterforthelongjourney?(Page42)为了这次长途旅行,科学家们将会想出一种方法来储存足够的食物和水吗?★figureout弄懂;弄清楚;弄明白Ittookthemaboutonemonthtofigureouthowtostarttheequipment.他们花了大约一个月的时间才搞清楚如何启动设备。Icouldn’tfigureherout.我摸不透她。【合作探究】读一读·细观察阅读下列句子,写出句中黑体词的词性及

6、含义①Canyoureadthisfigure?Isitathreeoraneight?词性名词含义数字②Hewasoneofthegreatfiguresofhisage.词性名词含义人物③ThisisthefigureofMary,paintedbythatman.词性名词含义画像④Theyfigureditwasbettertostaywheretheywere.词性动词含义认为⑤I’mdietingtokeepmyfigure.词性名词含义身材说一说·勤归纳【即学即用】翻译句子(1)Ifiguredthatyouwouldarri

7、vebeforenoon.____________________________________________________(2)Ican’tfigureoutthetotalcost.____________________________________________________(3)Ican’tfigureoutwhyshesaidso.____________________________________________________我认为你会在中午前到达。我算不出全部费用。我无法理解她为何这样说。知识脉络语法精讲

8、动词不定式做状语和定语一、动词不定式做状语1.动词不定式做状语表示目的HermotherplanstoflytoBeijingatleastfourtimesayearto/inorderto