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1、(新人教版)高中英语必修三Unit4Astronomy: the science of the stars精品教案Period 4Using languageLearning aims1.Language aims:a. Understand how the authors feeling changed when visiting the moon. b. Understand how gravity changed when visiting the moon.2.Ability aims: a. Learn to use some reading strategies, and impr
2、ove reading ability.b. Learn to write articles according to the structure of the passage.3. Emotion aims: a. Improve cooperative ability by joining in group work. b. Learn to love the science of astronomy and love our homeland-the earth.Learning important pointUnderstand how gravity changed when vis
3、iting the moon. Learning difficult pointsWrite articles according to the structure of the passage.Learning strategies1. Cooperative learning 2. Competition 3.Task-based teaching LearningproceduresLearning contentsStudents activitiesStep 1Warming up& pre-readingEnjoy a video and think about the follo
4、wing two questions while enjoying it.a. On which day people first landed on the moon?b. Who is the first man that landed on the moon?1.Look and listen to the tasks carefully.2.Watch and think carefully and then give the answers.Step 2.ReadingSkimmingRead the passage quickly and find out the main ide
5、a of each paragraph.Para1_Para2_Para3_Para4_Scanning Work in pairs or groups and fill in the blanks below according to the text. PeriodsThe authors feelingBetween leaving the earth and getting to the moonWith the rocket rising into the air, he was_ into his seat. He felt the _ lessened while going f
6、ar away from the earth.When getting close to the moon, he felt pulled by_, but it was not as strong as the earths.While landing on the moon While trying to step forward, he found he was carried _ as far as on the earth.It took a bit of _to walk on the moon.Whenreturning to the earthLeaving the moons
7、 gravity was less _than leaving the earths. Returning to the earth was very _ because fire broke out on the outside of the spaceship as the earths gravity _.He was pushed hard into his seat again when he came back to land.Read again and then describe the three ways in which gravity changed for Li Ya
8、nping and how his weight changed within only one or two words. gravity weight Only read some key words or key sentences of each paragraph and work individually to give the answers.Find some useful information by scanning each period.Use some important words such as between leaving. and., while, retu
9、rning and so on to scan useful information.Read the passage again and discuss it together to give the answers according to the changes of the authors feeling.Step 3AppreciationRead the passage aloud and find out some good sentences.Last month I was lucky enough to have a chance to make a trip into s
10、pace with my friend Li Yanping, an astronomer.Before we left, Li Yanping explained to me that the force of gravity would change three times on our journey. I cheered up immediately. When we got there, I want to explore immediately. Leaving the moons gravity was not as painful as leaving the earths.
11、That was very exhausting but very exciting too.Appreciate and recite the sentence patterns.Pay attention to the bold(粗体的) and italic(斜体的) words. Step 4SpeakingSuppose you were a school journalist, you are going to meet Li Yanping after his return to the earth. You may ask the following questions as
12、well as work out some more. (You can use the sentences in the appreciation.)What did you prepare before your visit? (Group1&2)What did you see while landing on the moon? (Group3&4)How did you feel after your visit? (Group5&6)Discuss it in groups and then act it out. Step 5WritingAfter visiting the moon, Li Yanping made a trip to Mars. Suppose you were Li Yanping, make a speech within 100 words to introduce your visit to Mars to your class.思路点拨:a.确定体裁、时态和人称:体裁:_ 时态:_ 人称:_b.段落层次Para1火星引力小参观前要准备好食物,穿的衣服和足够的氧气。Para2登上火星后发现这里是一个寒冷、多风、干燥的世界。这里没有水更没有生命。Para3返回地球后感到居住在有水的地球上非常幸运。You can begin