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1、Lesson 27Lesson 27Planet DannyPlanet DannyUnit5LookintoScienceLesson27PlanetDanny课前自主预习课堂互动探究Unit5LookintoScience课课前自主前自主预习预习Lesson27PlanetDanny单单词词闯闯关关1. .当然;确定;肯定当然;确定;肯定(adv.)_(adj.)_2除非;如果不除非;如果不_3两倍两倍(的的);双倍;双倍(的的)_4. . telescope_5solar_6mystery_ certaincertainlyunlessdouble望远镜望远镜太阳的;太阳的; 关于太阳的
2、关于太阳的神秘事物;神秘事物; 奥秘奥秘短短语语互互译译1. . 即使;纵然即使;纵然 _2在夜间;在晚上在夜间;在晚上_3通过通过看看 _4属于属于_5出来出来_6. . 寻找寻找_at nighteven iflook throughbelong tocome outlook forLesson27PlanetDanny短短语语互互译译7turn around_ 8solar system_9the wrong end _10billions of _转动转动太阳系太阳系错误的一端错误的一端数十亿计的;大量数十亿计的;大量Lesson27PlanetDanny句句型型在在线线1.丹尼把望远
3、镜翻转过来,再次通过它看了看。丹尼把望远镜翻转过来,再次通过它看了看。Danny _ the telescope_ and _ _ it again.2. 我告诉过我爸爸我们正在学习太阳系。我告诉过我爸爸我们正在学习太阳系。I told my father that we _ _ the solar system.turnsaroundlooks throughwereLesson27PlanetDannystudying句句型型在在线线3我认为你不能找到一颗我认为你不能找到一颗(行星行星),除非你有一架更大的望,除非你有一架更大的望远镜。远镜。I _ _ you can find one _
4、 you have a bigger telescope.4嗯,值得一试,即使我找不到行星。嗯,值得一试,即使我找不到行星。Well, its _ _ _, _ _ I dont find a planet.dontthinkunlesswortheven atryLesson27PlanetDannyif课堂互动探究课堂互动探究句型透视句型透视 1He looks through the telescope. 他通过望远镜看。他通过望远镜看。探究探究 look through是动词短语,意为是动词短语,意为“_”, through是介词,后面接名词、代词作宾语。是介词,后面接名词、代词作宾语
5、。The boy is looking through the window. 那个男孩正在通过窗户看。那个男孩正在通过窗户看。Lesson27PlanetDanny拓展拓展 look through还可译为还可译为“浏览,快速看浏览,快速看”。通过通过看看活学活用活学活用 12017广东广东 If you want to know more about space, please _ the book A Brief History of Time. Alook through Blook around Clook after Dlook down upon ALesson27PlanetD
6、anny2I dont think you can find one unless you have a bigger telescope. 我认为你不能找到一颗我认为你不能找到一颗(行星行星),除非你有一架更大的望远镜。,除非你有一架更大的望远镜。Lesson27PlanetDanny 探究探究 (1)unless用作用作_词,相当于词,相当于“ifnot”。由。由unless引引导的导的_状语从句中,谓语动词只能是肯定式,表示强烈的否状语从句中,谓语动词只能是肯定式,表示强烈的否定条件;它也遵循定条件;它也遵循“主将从现主将从现”的原则,即主句是一般将来时态,的原则,即主句是一般将来时态,
7、从句用一般现在时态。从句用一般现在时态。(2)本句中宾语从句在本句中宾语从句在think 之后,且主句的主语又是第之后,且主句的主语又是第_人称,人称,在否定从句时,句子的否定体现在在否定从句时,句子的否定体现在_句中,这种现象叫否定句中,这种现象叫否定前移。遵循前移。遵循“否定前移否定前移”的其他常用单词还有的其他常用单词还有suppose, believe, expect等。等。连连条件条件一一主主Lesson27PlanetDanny2(1)2017河北河北 Mum wont let Dick go out_ he promises to be back by 10:00 tonight
8、. AifBWhen Csince DunlessDLesson27PlanetDanny(2)2017达州达州 Does your mother have a hobby? No,_ you call going shopping a hobby. Aunless Bbecause Calthough Dif A3Well, its worth a try, even if I dont find a planet. 嗯,值得一试,即使我找不到行星。嗯,值得一试,即使我找不到行星。Lesson27PlanetDanny 探究探究 (1)worth作作_词,意为词,意为“值得值得的的”。“be
9、 worthn.”意为意为“值值”;be (well) worth doing sth.意为意为“(很很)值得做某事值得做某事”。This book is worth reading. 这本书值得一看。这本书值得一看。The film is well worth seeing. 这部电影很值得看。这部电影很值得看。(2)even if 引导引导_状语从句,意为状语从句,意为“即使;纵然即使;纵然”。形容形容让步让步Lesson27PlanetDanny拓展拓展 although, though, even if和和even though都表示都表示“虽然,即虽然,即使,尽管使,尽管”,且都可以
10、引导让步状语从句。,且都可以引导让步状语从句。although和和though语语气较弱,气较弱,even if和和even though 带有强调意味且语气更强。带有强调意味且语气更强。Although it was very cold, he went out without an overcoat. 虽然天很冷,但他没有穿大衣就出去了。虽然天很冷,但他没有穿大衣就出去了。Even though it was raining, she walked to work.即使下着雨,她也走着去上班了。即使下着雨,她也走着去上班了。注意注意 although, though, even though, even if均不与均不与but连用,但连用,但可以和可以和yet连用。连用。3(1) 2017恩施恩施 电视节目电视节目最强大脑最强大脑很值得一看。很值得一看。 The TV program Super Brain is well_ _worthLesson27PlanetDanny(2)2017东营东营 WeChat Pay(微信支付微信支付) makes our life convenient. We can buy things_ we dont take any money.Aunless Bbecause Ceven if Dso thatCdoing