Planet-DannyLook-into-Science!省公开课一等奖新名师优质课比赛一等奖课件.pptx

第1页Do you know any of the planets in the solar system?第2页What would you like to look at with a telescope?第3页1.telescope n.望远镜望远镜 2.solar adj.太阳；关于太阳太阳；关于太阳 solar system 太阳系太阳系第4页 3.certainly adv.当然；确定；必定当然；确定；必定 e.g.Can I borrow your bike?Certainly!你能借我你自行车吗？你能借我你自行车吗？当然能够。当然能够。第5页4.unless conj.除非；假如不除非；假如不 unless意为意为“除非；假如不除非；假如不”，用来引导，用来引导 条件状语从句。条件状语从句。e.g.I wont write unless he writes first.除非他先写要不我不写。除非他先写要不我不写。Unless he telephones me,I cant leave here.除非他打电话给我，不然我不能离除非他打电话给我，不然我不能离 开这里。开这里。第6页5.double n.&adj.&adv.两倍两倍 （）；双倍（）（）；双倍（）e.g.Visitors have to pay 84 for a double room one night.游客一晚上要为双人房间付游客一晚上要为双人房间付84法郎。法郎。6.mystery n.神秘事物；奥秘神秘事物；奥秘 第7页1.Read the lesson and write true(T)or false(F).1.Danny is studying the solar system at school.()2.Danny is looking through the telescope when Jenny and Brian come to visit.()TT第8页3.During the day,Danny can see many stars in the sky through the telescope.()4.Jenny and Brian will join Danny after supper.()5.Danny has discovered a new planet.()FTF第9页2.Listen to the dialogue and tick the correct answers.1.What did Danny do last night?He tried to study the moon.He tried to find a new planet.2.What did Danny use?A telescope.A book.3.What did Danny need?More sleep.More stars.第10页3.Read the lesson and fill in the blanks.On Saturday afternoon,Brian and Jenny visited Danny at his house.When they arrived,Danny was outside looking _ a telescope.Brian and Jenny laughed at Danny because he was using the wrong _ of the telescope.throughend第11页Of course,Danny couldnt see the _ during the day.Brian and Jenny also wanted to join Danny.They decided to come back after supper.After the sun went down,they could see the stars.Danny hoped to _ a new planet.starsdiscover第12页4.What interests you about the solar system?If you had a chance to go to space,would you go?Share your ideas with a partner.第13页第14页1.条件状语从句条件状语从句 当一个句子在复合句中用作状语时当一个句子在复合句中用作状语时 叫做状语从句。当从句表示叫做状语从句。当从句表示“如如 果果”意思时，叫做条件状语从意思时，叫做条件状语从 句，我们通常使用句，我们通常使用连词连词if，unless来来 引导引导。状语从句状语从句第15页e.g.If he wants to go,please tell me.Dont cross the road if the traffic light is red.if引导条件状语从句引导条件状语从句能够放在主句之前能够放在主句之前，但，但主从句之间惯用逗号隔开。主从句之间惯用逗号隔开。if引导条件状语引导条件状语从句也能够从句也能够放在主句之后放在主句之后，主从句之间无需，主从句之间无需用逗号隔开。用逗号隔开。第16页unless是连词，意为是连词，意为“除非；假如不除非；假如不”，也，也能够引导条件状语从句，含有否定意义，相能够引导条件状语从句，含有否定意义，相当于当于if.not。【注意注意】unless引导条件状语从句时，引导条件状语从句时，假如假如主句是普通未来时，从句用普通现在时表未主句是普通未来时，从句用普通现在时表未来来。e.g.Well go to the concert unless it doesnt rain.第17页2.让步状语从句让步状语从句 让步状语从句由以下隶属连词引导：让步状语从句由以下隶属连词引导：though（即使），（即使），although（即使），（即使），as（尽管），（尽管），even if（即使），（即使），even though（即使），（即使），no matter（不（不 管）等。管）等。第18页e.g.Although it rained a lot,we enjoyed our holiday.The house isnt very nice.I like the garden though.Even though I was really tired,I couldnt sleep.Ill visit him this evening even if I can stay only a few minutes.第19页1.Danny turns the telescope around and looks through it again.丹尼把望远镜掉过头来，又从里面丹尼把望远镜掉过头来，又从里面 望去。望去。turn around/round意思是意思是“调调 转方向；转身转方向；转身”第20页e.g.I turned around/round and saw the boy climbing up the tree.我转过身来，看到那个男孩正在往我转过身来，看到那个男孩正在往 树上爬。树上爬。Why did they turn their desks around?他们为何把书桌放反了？他们为何把书桌放反了？第21页2.I dont think you can find one unless you have a bigger telescope.我认为你发觉不了（星星），除非你有我认为你发觉不了（星星），除非你有 一个大一点望远镜。一个大一点望远镜。unless是连词，意思是是连词，意思是“除非，假如不除非，假如不”。由由unless引导条件状语分句既能够是真引导条件状语分句既能够是真 实条件，也能够是非真实条件。作为真实条件，也能够是非真实条件。作为真 实条件分句，实条件分句，unless通常相当于通常相当于ifnot。第22页e.g.We wont be able to reach the top of the mountain unless the weather changes(=if the weather doesnt change).假如天气不改变，我们就不能抵达山顶。假如天气不改变，我们就不能抵达山顶。第23页Unless you oil the bike regularly(=If you dont oil the bike regularly),it wont run smoothly.假如你不定时给自行车加润滑油，自行车假如你不定时给自行车加润滑油，自行车就不好骑了。就不好骑了。第24页3.Actually,double the size of your house!实际上，是你房子大小两倍。实际上，是你房子大小两倍。double可作名词或形容词，意思是可作名词或形容词，意思是 “两倍（）；双重（）两倍（）；双重（）”。也可作。也可作 动词，意思是动词，意思是“使加倍使加倍”。e.g.He offered me double for the computer.买这台计算机他付了两倍钱给我。买这台计算机他付了两倍钱给我。第25页The workers received double pay for working on Sundays.工人们因在周日工作而收到了两倍酬劳。工人们因在周日工作而收到了两倍酬劳。We need to double food supply by 2050.到到2050年，我们需要加倍供给食品。年，我们需要加倍供给食品。第26页4.Well,its worth a try,even if I dont find a planet.好吧，这值得一试，即使我找不到一好吧，这值得一试，即使我找不到一 颗行星。颗行星。(1)worth意思是意思是“相当相当价值；值价值；值 得得”。惯用。惯用be worth+n./doing形式。形式。e.g.Is it worth running such a risk?这么冒险值得吗？这么冒险值得吗？第27页(2)Even if为隶属连词，表示假设情况，意为隶属连词，表示假设情况，意思是思是“即使即使”，用来引导让步状语从句。，用来引导让步状语从句。e.g.He was still working hard at English,even if he was seriously ill.即使他病得很重，他还在努力学英语。即使他病得很重，他还在努力学英语。第28页5.Maybe well find other amazing things!或许我们会发觉别令人惊异东西！或许我们会发觉别令人惊异东西！amazing是是amaze-ing形式，意思是形式，意思是 “（令人）惊异（令人）惊异”；过去分词；过去分词amazed则则 表示表示“（感到）惊异（感到）惊异”。第29页许多不及物动词许多不及物动词-ing形式和过去分词用作形容形式和过去分词用作形容词时，都有这么区分，如词时，都有这么区分，如disappointing/disappointed,embarrassing/embarrassed,exciting/excited,frightening/frightened,puzzling/puzzled,shocking/shocked,surprising/surprised,satisfying/satisfied等。等。第30页e.g.Im interested in the interesting story.我对那个有趣故事感兴趣。我对那个有趣故事感兴趣。I didnt see the frightening snake at first.起初我没看到那条令人恐怖蛇。起初我没看到那条令人恐怖蛇。She stood there with a puzzled look on her face.她站在那里，满脸迷惑表情。她站在那里，满脸迷惑表情。第31页Do more research on one planet of your choosing.Include a drawing or model of the planet that you can hang up in the classroom.第32页第33页