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1、2022年高中英语 unit4 Astronomy Reading教案1 新人教版必修3教材章节Unit 4课题Astronomy课型Reading教学目标知识与能力知识内容重点词汇和短语 astronomy, atmosphere, system, violent, solid, explode, carbon, dioxide, oxygen, surface, planet, harmful, development, spread, method, depend, solar system, in time, preventfrom, depend on等级水平(A)识记(B)理解(C
2、)应用(D)分析(E)综合(F)评价能力目标Enable Ss to talk about the science of the stars, the development of life and space travel and gravity Understand the text 过程与方法Exercise while explaining ; interactive way情感态度与价值观Enable Ss learn how to talk about the beginning of life on the earth教学设计重点难点分析a. Talk about the beg
3、inning of life on the earth.b. Discuss the order of development of life教学技术设备blackboard and slides教学环节学习目标1、学习的主要知识New words and sentence patterns.2、需要掌握的方法Reading comprehension 课题概述1、 本节知识的主要意义The most important part in the unit and provides the most information2、 本节知识在知识体系中的地位和联系The core of this u
4、nit. It calls for the students reading and comprehending ability.石家庄市第一中学教案教 学 环 节分 析 讲 解学生活动设计Step I PresentationT: Hello, everyone! Today well come to Unit4 Astronomy. Before that I have a question: Where do we come from? Or we can say: Who are our ancestors?S1: Monkeys!S2: Beijing Ren who lived m
5、any years ago.S3: Reptiles.S4: Mammals.S5: Amphibians.S6: Dinosaurs.T: Very good! Can you put them in right order?S7: Amphibians, Reptiles, Dinosaurs, Mammals, Beijing Ren T: Do you know what it was like before life appeared on earth?S8: It was full of water, perhaps.T: Before that, what was it like
6、?S9: Sorry, I dont know.T: Do you want to get more information? Today well learn something about How Life Began on the Earth. Turn to Page25. Lets come to Warming up first.Step II Warming up 1. Read the three questions, while the students listen and follow.2. Give them some time to discuss the quest
7、ions.3. Collect answers from the whole class.4. Check the answers while discuss.T: Ill read the three questions for you. You should listen to me carefully. (If students dont know how to discuss, show them an example.) For example, medicine. When someone gets very serious illness, he will go to the h
8、ospital. The doctor will examine him. He will take his temperature, measure his blood pressure and give him an X-ray, or a CT. For the whole process of the examination, what kind of science has been used?S1: Biology.S2: Chemistry.T: So we can say medicine combines biology and chemistry. What about b
9、iochemistry and geophysics?S3: I think biochemistry combines biology and chemistry.S4: Geophysics combines geology and physics.T: What about astronomy?S5: Physics.S6: Mathematics.T: Very good. We should know that astronomy is a multidisciplinary subject and if we want to do some research on it, we s
10、hould know many science subjects related to it. Now discuss the second question: What do we mean when we say we are studying a subject scientifically? Or whats the correct attitude towards science? S7: We should be objective, not superstitious.T: Whats the correct way to prove a scientific idea?S8:
11、We should design experiments to test it for several times.S9: Then we can analyze the results and draw a conclusion at last.T: Lets sum up the answers. To study a subject scientifically, we must try to be objective. In order to test our idea, we should design experiments, then analyze the results an
12、d draw a conclusion. Now we talk about the third question. What are the most important skills we need to be real scientists?S10: We should be very careful.S11: Be objective and logical.S12: We should be wise enough to design an experiment and write the reports clearly.S13: We should be able to draw
13、conclusions from the experiments and not impose conclusions on the data.T: I think you have done great work. From the discussion we know that its not easy to be a scientist. So you should work harder if you want to be a scientist.Step III Pre-readingGet the Ss to discuss the questions on Page 25 wit
14、h their partners. Then ask the Ss to tell their stories. Encourage the Ss to tell different stories. If they dont know any, tell them some.T: Now please look at the slide show. And discuss these questions with your partners. Then Ill ask some students to tell us their stories. Are you clear?Ss: Yes,
15、 sir/madam.1.Do you know each religion or culture has its own ideas about the beginning of the universe?Please give an example if you know.2. Do you know what a scientific idea is?After the Ss discussion, teacher says the following.T: Now whod like to tell us a story? Volunteer!S1: Let me try. In China, we have Pangu separates the sky from the earth.T: Can you describe the story in details?S1: Sorry, I cant remember clearly.T: Who can? Nobody? Now Ill tell
