1、菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计【美文阅读】How to create a rocket balloon To create a rocket balloon,youll need the following items:a balloon(any size),a piece of string(10 to 25 feet),a straight drinking straw(吸管),tape.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 First,you have to create a“tr
2、ack”for the rocket balloon to run on.You begin by tying one end of the string to a tree,post,chair,or any other strong support.Then slide(使滑动)the free end of the string through the drinking straw.Tie the other end of the string to another support(generally at the same height).Make sure the string is
3、 taut(绷紧的)when tied down.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 Move the straw to one end of the string.Fill the balloon with air.Hold the neck tightly to keep it full.Using two pieces of tape to attach the balloon to the straw.The mouth of the balloon should point toward the nearest support.Then release the
4、 balloon and watch it go!菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 When the mouth of the balloon is held closed,the air in the balloon has nowhere to go,so it pushes back to keep the balloons shape.However,since the mouth is open when you release it,the air has somewhere to go.The air pushes out the mouth of th
5、e balloon.Since the air is now moving,the rocket balloon also moves.This follows Newtons Third Law of Motion(for every action theres an equal and opposite reaction)菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 There is friction(摩擦)between the string and the straw,but the straw is made of material thats smooth and t
6、he weight of the balloon and straw is light,so the overall frictional force is very small.It is the same when rockets work.They burn fuel to push matter out the back forcefully.The rocket moves in response to this.Since a rocket weighs much more than a balloon,of course,it takes more fuel to get it
7、moving.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计【诱思导学】1 Do you like doing scientific experiments?What are the stages of a scientific experiment?.【答案】Yes,I do.The stages are as follows:aimmethodresultconclusion.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 2What will happen when the air in the balloon is receased?.【答案】When the
8、balloons mouth is open，the air will push the balloon to move.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 教学目标 本课时主要是通过学生对学案所给出的内容的学习，了解本课文中所出现的词汇，初步了解课文以及相关的背景知识，对下一堂课对课文的全面理解起到一个铺垫作用。教师用书独具演示菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 教学地位 该部分列举了与科技、实验有关的词汇，并设计了三个练习活动。通过这三个活动，学生可以初步熟悉这些词的意义，为以后的各项学习活动做好准备。菜单课前自主导学WY 英语 必修1教学目
9、标分析教学方案设计 新课导入建议(1)Ask the students to read through the questions quickly.How does water exist?If you heat a metal,what change will happen?What is steel made from?What is the earths surface mainly covered by?How far is the sun from the earth?How old is the earth?Which is larger,the earth or the moon
10、?菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学W
11、Y 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计演示结束菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计The reaction of metalsWhen we use metals,it is important to know how they react with different 1._.The reaction of metals with oxyg
12、en can be put 2._.In the table potassium reacts most 3._ and copper reacts least 4._.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计【答案】1.substances2.in order3.at the top4.at the bottom5.experiment6.dry7.Iron8.airfree9.tube10.ordinaryIron reaction 5._in 6._airResult:The nails have not rusted.Conclusion：7._does not ru
13、st.in the8._waterResult:The nails do not rust in the 9._.Conclusion:Iron does not rust.In10._waterResult:The nails rust in the tube.Conclusion:Iron rusts.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计.语篇理解 阅读P4445的Reading and Vocabulary部分，从每题所给的3个选项中选出最佳答案 Passage A 1This passage mainly talks about.Athe kind of meta
14、l Bwhat kind of metal reacts most Cthe different reactions of metals菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 2Which of the following metals reacts the most with water?A Copper.B Iron.CAluminium.3When heated in oxygen，will react partially.A Zinc B copper Cpotassium 4According to the passage，it can be inferred t
15、hat will have less use in making kitchen tools.AaluminiumBiron Csteel【答案】14C C B A菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 Passage B 5The experiment shows us.Ahow iron rusts with air Biron is quite easy to rust Chow iron reacts with air and with water 6“Airfree water”means.Aair with a lot of water Bair without
16、 water Cwater without air菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 7If some clean iron nails are put in a damp place for a week，the nails will.Arust Bnot rust Cform an oxide【答案】57C C A菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计.课文缩写 用所给单词或短语的正确形式完成课文缩写 at the top；react with；add.to；at the bottom；substance；reaction；rust；keep.o
17、ut of；put.in order；boil From Passage A we know the 1.of metals with some 2.such as water and oxygen can be 3.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 It can be seen the metals react most 4.and the metals react least 5.When you heat calcium in oxygen,youll find it burns to form an oxide.And it can easily be see
18、n copper doesnt 6.water.In the first part of the experiment in Passage B,the air is dry,not wet.It shows that iron doesnt 7.when the air is dry.In the second part of the experiment,you must 8.the water to make sure there is no air in it.You 9.some oil to the water because this 10.air out of it.It sh
19、ows that iron doesnt rust in water that has no air in it.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计【答 案】1.reaction2.substances3.put in order4.at the top5.at the bottom6.react with7.rust8.boil 9add10.keeps菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计.词义搭配 1expandAa particular time or state thatsomething reaches as it grows or de
20、velops 2contract Bsomething you hope to achieve by doing something 3substance Cthe tools,machines,clothesetc.that you need to do a particular job or activity菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 4mixture D(cause sth.to)become greaterin size,number or importance 5stage Esomething you decide afterc onsidering
21、 all the information you have 6conclusion Faverage,common,or usual,not different or special 7aim Ga particular type of solid,liquid,or gas 8equipment Hif a chemical substance reacts,it changes when it is mixed withanother chemical substance菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计 9reactIa liquid or other subst
22、ance madeby mixing several substances together,especially in cooking 10 ordinary J make or become smaller or shorter【答案】1.D2.J3.G4.I5.A6.E7.B8.C 9H10.F菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计.短语填空 add.to.；put.in order；keep.out of；react with；think of；at the bottom 1You should the dog our babys room.2I will my c
23、hildhood every time I see the picture.3It has become her habit to everything in her room.4Please some sugar my coffee.5Iron water and air to produce rust.菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计【答案】1.keep；out of2.think of3.put；in order 4add；to5.reacts with菜单课前自主导学WY 英语 必修1教学目标分析教学方案设计.句型背诵 1Twothirds of the earths surface iswater.地球表面的三分之二是水。2It is hard to think of a world without metals.很难想象一个没有金属的世界。3When we use metals，it is important to know how they react with different substances.使用金属时，要了解金属和不同的物质如何发生反应，这一点很重要。
