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Unit5LookintoScienceUnit5LookintoScienceLesson25Ⅰ.根据汉语提示写出下列单词或短语1.倒出;倾倒v._____2.力量;迫使n.&v._____3.压力,压强n.________pourforcepressure4.correct作形容词,意为“______________”,还可作动词,意为“改正,批改”;其副词形式是“________”,意为“______________”5.把……翻转;倒过来__________________6.涌出________7.把……拿开__________正确的;恰当的correctly正确地,得体地turn...upsidedownpourouttake...off8.用……装满……_____________9.用……盖住……________________fill...with....cover...with...Ⅱ.根据汉语提示完成下列句子1.你们能猜出将会发生什么吗?Canyouguess________________?2.我认为纸板会托住水。Ithinkthecardboardwill____________.whatwillhappenholdthewater3.那就是所说的科学方法。___________thescientificmethod.4.我确信我的理论,布莱恩可以在你的头上方做这个实验,而且我知道你不会变湿。I___________mytheory____Briancandotheexperiment____yourheadandIknowyou____________.That’scalledamsosureofthatoverwon’tgetwet5.空气的力量可以使水待在广口瓶里。Theforceoftheair_____thewater________.6.我得出的结论是空气比我想象的更强大。Iconclude____airis____________________.keepsinthejarthatstrongerthanIthoughtⅢ.Readthetextandanswerthequestions1.WhydoesJennyaskBriandotheexperimentoverDanny’shead?_________________________________________________________________Becauseshethinksthewaterwillstayinthejar.AndDannywon’tgetwet.2.WhatdoesJennyconclude?______________________________________________________Theairpressurehelpsthecardboardholdthewaterinthejar.要点1take...off把……拿开Step1难点·探(1)take...off与takeoff的区别是什么?(2)常见的take相关短语有哪些?Step2语境·悟*ThenIturnthejarupsidedownandtakemyhandoffthecardboard.然后我将广口瓶倒置并把手从纸板上拿开。(P66)*Youcantakeoffyoursunglassesintheroom.在屋里你可以摘掉你的太阳镜了。*Hurryup!Theplaneisabouttotakeoff.快点!飞机就要起飞了。Step3知识·得take...off与takeoff的词义辨析take...off“把……拿开,使某物离开或脱离……”,其中off为介词,相当于takeaway...from...takeoff脱掉,取下(衣、帽、鞋、眼镜、手表等)起飞,匆忙离开放假,休假【拓展】Step4考点·练()①Please________yourclothes________mybed.Iwillgotosleep.A.put;awayB.take;offC.turn;offD.put;onB②(2018·本溪中考改编)——飞机什么时候起飞?——今天下午两点。—When____theplane_______?—At2:00thisafternoon.willtakeoff③你的外套很厚。如果你感觉热了,你可以脱下来。Yourcoatisverythick.Youcan_________ifyoufeelhot.takeitoff要点2enoughadj.充分的;足够的adv.充分地;足够地Step1难点·探(1)enough在所修饰词的什么位置?(2)...enoughtodo可以转换为什么句式?Step2语境·悟*Itisstrongenoughtoholdthewater.它有足够的力量托住水。(P66)*Ihaveenoughmoneytobuyacar.我有足够的钱来买辆车。Step3知识·得enough的两种用法(1)enough与修饰词的排队顺序enough作形容词时,置于名词前、后均可作副词时,置于所修饰的形容词、副词之后(2)enoughtodosth.常与too...to或so...that进行句型转换Tomisn’toldenoughtogotoschool.→Tomistooyoungtogotoschool.→Tomissoyoungthathecan’tgotoschool.Step4考点·练()①(2018·郴州中考)—MayIbeallowedtochooseasummercourse?—It’suptoyou.You’re________tomakeyourowndecision.世纪金榜导学号A.toooldB.enougholdC.oldenoughC②(2018·绥化中考)Mysisterisn’toldenoughtodressherself.(改为同义句)Mysisteris__young____shecan’tdressherself.③我们有足够的时间来欣赏这美景。Wehave__________________thebeautifulscenery.sothatenoughtimetoenjoy要点3Wehavediscoveredthattheairpressurehelpsthecardboardholdthewaterinthejar.我们发现气压可以帮纸板托住广口瓶里的水。(P66)Step1难点·探(1)你会分析句子成分吗?(2)这是简单句还是复合句?Step2句型·研这是主从复合句。We作主语,havediscovered作谓语,theairpressurehelpsthecardboardholdthewaterinthejar在句中作宾语,为宾语从句,that是引出从句的引导词,可以省略。句子结构如下图所示:Step3考点·练()①(2018·南京中考)Whichofthefollowingsentenceshasanobjectclause(宾语从句)?A.HismothercalledhimRobbiewhenhewasababy.B.OnMarsyoumightseepeoplewhowearspecialboots.CC.MrGreentellsusthatwe’dbetterusetheInternetproperly.D.Ourlifehasimprovedbecausetheenvironmentisgettingbetter.②约翰告诉他的小女儿地球从西到东运行。John____hislittledaughter____theearth____fromthewesttotheeast.toldthatgoes