unit4|Unit4 Astronomy:the science of the stars-reading学案
【jiaoan.jxxyjl.com--高一英语教案】
a visit to the moon学习目标:1. learn about the three ways gravity changed during the visit. 2. master some key language points. 3. develop the curiosity of exploring space.学习重点:1. words: ① force/power/strength/energy ② escape ③ exhaust 2. phrases: get the hang of 3. 倍数的表达学习方法:自主探究;小组合作学习过程:ⅰ. knowledge link who is the first manin china walking in space? ⅱ.reading1. read the passage and finish the chart below. the force of gravity changes 3 timeschange 1when we are trying to ___________ the pull of the earth’s ____________, it is __________ __________ _________ we could not say anything to each other.change 2when we are in space, we _________ __________ _________ there is no gravity at all.change 3when we are on the moon, we are able to move __________ _________ and certainly ____________ less.2. analyze sentence structure① 例:i did hear that the bank of england had issued two notes in this amount.【分析】that引导的句子做hear的宾语,为宾语从句●li yanping explained to me that the force of gravity would change three times on our journey and that the first change would be the most powerful.【分析】explained to me 后面跟了两个由and并连的that引导的_________________.② 例:wang peng sat in his empty restaurant feeling very frustrated.【分析】动词feel 前无连接词,故不能和sat一起做并列谓语,只能以非谓语形式做状语;feel和主语wang peng是主动的关系,故用~ing形式,如果是被动的关系,则用~ed形式.123●i cheered up immediately and floated weightlessly around in our spaceship cabin watching the earth become smaller and the moon larger.【分析】watch 前没有连接词,所以不能和动词cheered up 及floated一起做并列谓语;watch和主语i是___________关系,所以用________形式作伴随状语。● we watched, amazed as the fir broke out on the outside of the spaceship as the earth’s gravity increased.【分析】amaze 受词组be amazed的影响,和主语we是形式上的被动关系,所以用_________形式做伴随状语.craze english: (open your mouth and read loudly)1. it was so hard that we could not say anything to each other.2. we are too far from the earth now to feel its pull.3. i was carried twice as far as on the earth and fell down.4. walking does need a bit of practice now that gravity has changed.5. leaving the moon’s gravity was not as painful as leaving the earth’s.ⅲ. language points1.wordmeaningexampleforce暴力;说服力;法律/道德的力量the robber took the old man’s money by force.power做某事的能力或能发挥出力的力量;政权;权力knowledge is power.strength人的力气he returned to his hometown where his mental health and strength gradually got better.energy人的精力或自然界的能源oil is a form of energy.2. escape vt. 逃脱;免除; 被遗忘,未被注意you can’t escape the fact that…… 你不能逃避这样的事实…escape doing sth the tiger escaped being killed.her name escaped me. 我想不起她的名字了。3.exhaust vt 使(人或动物)疲倦;耗尽用尽 the long walk exhausted her 长途步行使她筋疲力尽。exhaust one’s patience/strength 失去耐心/用尽力气。exhausted adj. i’m exhausted!4.get the hang of 熟悉;掌握;理解i’m trying to get the hang of the new telephone system.5.倍数的表达公 式例 句意义…倍数+形容词/副词的比较级+ than …the plane flew nine times higher than the kite.飞机飞得是风筝的10倍高。…倍数+as+形容词/副词的原级+as …the plane flew ten times as high as the kite.…倍数+the size/weight/length/height/width of …123the plane flew ten times the height of the kite.ⅳ. exercise café1. -you’re always full of _________. can you tell me the secret?-taking plenty of exercise every day.a power b strength c force d energy2. whoever breaks the law will ________. which one is not right?a escape being punished b escape punishmentc not get away with punishment d escape punishing3. 这座桥是那座桥的4倍长。 ① this bridge is ________________________________________ that one. ② __________________________________________________________________③ ___________________________________________________________________ⅴ.consolidation (巩固) 回顾学习目标,检查你的掌握情况。ⅵ. 学后反思:the development of science make it possible to explore space. we have reached the moon and come true our dream. which next star would you like to go to?astronomy is a scientific subject made up of mathmatics and physics. study hard and you may devote to our country’s space explore.ⅶ. post-class work:1. read loudly and recite the sentences in craze english.2. complete the next learning paper. 123
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