浙江省苍南县高中英语 Unit 4 Astronomy the science of the stars（第9课时）导学案（无答案）新人教必修3.docVIP

unit 4 astronomy the science of the stars第9课时 第18周周二teaching goals 学习目标1 target language目标语言a重点词汇和短语 explore, characteristicsb重点句子write a short article explaining three problems you might meet on the moon.you may ask the following questions as well as work out some more.2 ability goals 能力目标enable the ss to write an article about your idea or hopes for traveling in space. 3 learning ability goals 学能目标help the ss to learn how to write a passage.teaching important& difficult points教学重点和教学难点teach the ss how to write an article about a space travel.teaching methods教学方法task-based learningdiscussion.teaching aids教具准备a projector, a computerteaching procedures & ways教学过程与方式step i writingthe purpose of this writing is for students to think about what kind of equipment they would need to be safe in space. its a good opportunity for a discussion about the pains and pleasures that might occur when traveling in space. after the discussion, they can write down the problems and the way to solve them.t: if you are going off on a holiday, what will you take?s1: i will take clothes, shoes, food and many other things.t: but for space travel, you need specialized equipment. what equipment should you take? we have discussed them in last lesson. who can answer this question?s2: oxygen can, spacesuit, gravity boots, water system, special food., special ropes, space buggy, sunglasses and space camera.t: we take so many things with us in order to avoid many dangers. what are the dangers? if you dont know many enough, lets watch the film “apollo”. its a film about an american space mission that went wrong. after that, you should write down the dangers and the way to solve them.(watch the film.)sample article:if i visited the moon, i might have three problems: how to breathe, how to eat and how to move around.i would have to carry all my air with me if i went to the moon. this is because the moon has no air of its own. so i would need oxygen tanks placed on my back so i could breathe all the time.i would have to take all my food with me if i went to the moon. in the spaceship, there is no gravity so the food would float around. so, i would make sure that it is specially made as space food and then i would be able to eat it easily.i would find it difficult to move around on the moon as i would weigh one-sixth what i weigh on the earth. this means i would bounce like a balloon if i try to walk. i would have to learn to walk differently so that i dont fall over.if i follow this advice, i think i will have a good holiday on the moon.step ii writing taskthe purpose of this writing task is for the students to use the information they have gathered on astronomy and their questions to each other to write an interesting and lively newspaper article.t: have you ever remembered oct.16th, 2003?s: yes, of course.t: what happened on that day?s: chinas first manned spaceship landed safely that day.t: its a great moment for china and the whole world. how many preparations have they made for this space travel?s: not exactly. but they must have made full preparations for this manned space flight. t: do you admire yang liwei?s: he is our hero.t: do you want to be a great man like him?s: of course, im dreaming of that.t: youll get the chance if you work hard. china has other new plans. the scientists plan to put a lab into space manned by scientists for short periods. they aim to visit the moon to look for valuable resources there as well as to study its environment and geological structures. do you want to be that lucky scientist? suppose you are the scientist who visits the moon in the future, please tell us your plan. for example, you can think about these questions and write down your plan. 1.what preparations should you make?2.what will you see during your space travel?3.what will you do on the moon?show sample article:going into spacecarry out research on the moonill visit moon soon. as a scientist, i have always wanted to visit it by myself. but its not an easy thing. so i should make many preparations. first ill take enough exercise in order to be strong. then ill take enough and necessary equipment with me. i will make notes of what ill see on the moon because well put a lab on it. through experiments in the lab, well collect valuable resources and study its environment and geological structures. well also want to find out if its a good place for humans to live in in the future. i believe ill get what i want to get from the moon.(teacher can supply other information for students. show the following on the screen:)chinas manned space programme has four goals: 1.to develop basic manned space flight technology; 2. to observe the earth and undertake experiments in space; 3. to help design space vehicles;4. to accumulate experience for a large space stationt: suppose you are part of this future programme, talk about what youll do, what youll see and what youll get.step iii projectask