北师大版高中英语选修七Unit 21《Lesson 1 Super Athletes》课件 Language Points 2
完成句子
①我领悟了书中大部分要点。
I have
in the book.
②这位老人一直读每月新闻摘要。
The old man has been reading
.
【答案】 ①digested most of the important points
②monthly news digest
2．swap v．交换；交流 Write down five telephone numbers and swap with your partner.(P33) 写下五个电话号码并且与你的搭档交换。 People can swap their rice for wheat in the South. 在南方，人们可以拿大米换小麦。 I usually swap views with my friends online. 我通常和我的朋友在网上交流意见。
●新课导入建议 用多媒体向学生展示一段 2012 年第 30 届伦敦奥运会上 男子 100 米飞人大战，博尔特以 9 秒 63 破奥运纪录卫冕的视 频，从而引出本课时话题。(老师让 xxx 同学读一读他/她写的 短文)。
●教学流程设计
演示结束
1．digest vt.&vi.(P33)消化；吸收；领悟 You should allow a little time after a meal for the food to digest.饭后你应该留点时间让食物消化。 He paused，waiting for her to digest the information. 他停了下来，等她慢慢领会这一信息。
seek for/after 找寻；寻求 seek to do sth.试图做某事 seek out 找到；寻出 seek into 仔细检查 seek one's fortune 外出寻找发财机会；外出闯荡 seek sth.from sb.向某人请求某事
He sought to speak to her. 他寻找机会与她说话。 All men have the right to seek after happiness. 所有人都有追求幸福的权利。 Many farmers went to towns to seek their fortune. 许多农民到城里寻找发财机会。
服用兴奋剂不仅仅是田径运动的问题，也是有运动员想 寻求取得超常体育成绩而准备欺骗的任何一项体育项目的问 题。
Nothing seek，nothing find. 无所求则无所获。 If you want to seek success，you must work hard. 如果你想追求成功，就必须努力工作。
(4)通过对本课文的学习，让学生学会用英语写议论文， 以提高学生的书面表达能力。
(5)通过对语法的教学让学生能够理解并能够运用这些 语法知识，熟练掌握混合虚拟语气的用法。
●教学地位 单词和短语是构成句子的最小单位，在语言学习中起至 关重要的作用，所以理解和正确使用英语单词和短语是英语 学习的重点所在。另外，掌握语法知识是学生学好英语的关 键，所以应给学生创设一个语境，让学生理解该语法的应用， 而不要让学生死记硬背语法条文，应从理解的基础上去运用 这些语法。
tolerate (doing) sth.容忍(做)某事 tolerance n．容忍；宽容 have no tolerance of/for sth.不能容忍某事物 tolerant adj.宽容的；容忍的 be tolerant of/towards sb./sth.忍受；宽容 She refused to tolerate being called a liar. 她拒不接受被称为撒谎者。 You should be more tolerant of/towards other people's weaknesses.你对他人的缺点该宽容些。
Some officials were punished by law because they abused their power. 有些官员受到法律惩罚，因为他们滥用职权。
I don't see why I should put up with this kind of abuse from anyone.
Doping is not only a problem in athletics，it is part of every sport where athletes seek to achieve beyond their natural limits and are prepared to cheat to do so.(P34)
一些政府官员滥用权力为他们自己谋取非法利益。
I'm afraid the position is open to abuse. 恐怕这个职位容易使人滥用职权。
完成句子
①不要滥用你的职权。按照告诉你的去行事。
Don't
.Take it as you are told to.
②政府已成立工作组以调查毒品滥用问题。
The government has set up a working group to look
into
.
【答案】 ①abuse your power ②the problem of drug
abuse
4．tolerate vt.容忍；忍耐；容许 The sports world does not tolerate doping as it is a fundamental form of cheating.(P34)由于它从根本上讲是一种 欺骗形式，体育界是不会容忍运动员服用兴奋剂的。 I can't tolerate your rude manners. 我真受不了你粗鲁的举止。 The school cannot tolerate cheating on exams. 学校无法容忍考试作弊现象。
digest n．摘要；概要；文摘；汇编 digestion n．[U]消化 [C]消化能力 digestible adj.易消化的；口感好的；易理解的；可领会 的 digestive adj.消化的；和消化有关的 Some of his translations were published in English Digest.他有几篇译作发表在《英语文摘》上。 I did a little exercise to help my digestion. 我做了一点运动来帮助消化。
swap sth. with sb.与某人交换某物 swap sth. for sth.拿某物与某物交换
Your book looks more interesting than mine.Do you want to swap it with me?
你的书好像比我的有意思，你愿意和我交换吗？ Nor can aircraft fuel be swapped for a green alternative. 飞机燃料也无法被替换为其他绿色环保的替代品。
Lesson 1 Language Points
●教学目标 (1)熟记学案中所列出的单词和短语。 (2)通过学案中所给出的重点单词和短语的学习，让学生 能够正确理解和使用这些单词和短语，能够运用这些单词和 短语造句。
(3)通过对这些词汇的学习能够更深层次的理解课文，并 通过课文加深对这些词汇的理解，更加熟练的运用这些词汇。
本句为虚拟条件句，且表示与过去事实相反的假设。不 同虚拟条件下，虚拟条件句中主句和从句谓语的不同形式：
时间
从句
主句
现在 did(be→were)
would/should/could/migh t do
过去 had done
would/should/could/migh t have done
将来
①did(be→were)②were to do③should do
完成句子
①我说什么也不愿意处于他的地位。
I wouldn't
him for anything.
②把这件衬衣换成大一点的。
a bigger one. 【答案】 ①swap places with ②Swap the shirt for
3．abuse vt.滥用；虐待；辱骂 n.谩骂；虐待 Taking these drugs is known as“doping” and although they enhance performance，they also cause serious health problems in later life for those who abuse them.(P34)服用这些 药物的行为即是所谓的“服用兴奋剂”。对滥用兴奋剂的人 来说，兴奋剂虽然能提高他们的运动成绩，但同时也会给他 们以后的生活带来严重的健康问题。
②要是我早点动身的话，我就准时到了。 ， I would/should/could/might have
been here on time. 【答案】 ①If I knew her number ②If I'd left sooner
6．seek(sought，sought)vt.寻找；探求；追求；征求； 试图 vi.寻找；探求；追求
would/should/could/migh t do
If I had enough money (now)，I would buy a car. (现在)如果有足够得钱，我就买辆汽车。 If it were to rain/should rain/rained，the crops would be saved.要是下雨的话，庄稼就能得救了。 If we hadn't made adequate preparations ， the conference wouldn't have been so successful. 如果没做充分的准备，会议是不会开得这么成功的。 【提示】 虚拟条件从句中若含有 were，had 或 should， 可以把 if 省略，把 were，had 或 should 放到句首构成部分倒 装。
北师大版高中英语选修七Unit 21《Lesson 1 Super Athletes》教案 1
Unit 21 Lesson 1 教学设计Teaching aims:To read about the effects of chewing gum.To revise conditionalsTo practice using mixed conditionalsTeaching difficulties:some students may not remember the first，second and third conditionals well. The form of mixed conditionals may be difficult for some students to master and they may need more practice with it.Teaching Aids: computer and video rejectionTeaching procedures:Step 1: lead-in1. Show students advertisement an video about gum so as to raise their interest on chewing gum and make them think of the effects of chewing gum in daily life.2. Students work in pairs discussing the questions and require them to share their ideas with class. Discuss in pairs and answer the following questions.What do you think of chewing gum？Is it good or bad for you？Do you or your friends /family buy it？Why？What do you do after chewing it？3. Students look at the title and predict which issues may be covered in the article. Then，students work individually，reading the article quickly to find out which of their guesses were right. Step 2: read to learn1. Students divide the text into four parts，then summarize the main topic of each part.Part 1 (paragraph 1--- 1 ) IntroductionPart 2 (paragraph 2 --- 4 ) Benefits of chewing gumsPart3 (paragraph 5 --- 7 ) The negative sides of chewing gumsPart4 (paragraph 8--- 8 )Better activities than chewing gums2. Work individually，students try and fill the table with the information they remember from thefirst reading. After finishing the table，students discuss it with each other and then check answers as a class.3. Students work in pairs answering the questions. Ask them to locate the relevant parts in the text which give the answers.1. How serious is the problem of bad breath？2. What is added to sugar-free chewing gum which may help prevent tooth problems？3. According to one research project，what is one way of burning 70 kilocalories？4. What would be the effect on the stomach of constant chewing？5. What other activities are stated that are better than chewing gum？Step 3: grammar1. Students match the conditional sentences in italics in the text with the following types: zero conditional，1st conditional，2nd conditional，3rd conditional. Check students’ answers by having individuals read out the sentences and then describe them.2. Elicit an example from the class of each conditional form.Step 4: consolidationChoose the best answer.Step 5: Homework: page 80，Ex1，4。
Unit 21 Lesson 1 Super Athletes 教学设计2-优质公开课-北师大选修7精品
Unit 21 Lesson 1 教学设计Teaching aims:To read about the effects of chewing gum.To revise conditionalsTo practice using mixed conditionalsTeaching difficulties:some students may not remember the first，second and third conditionals well. The form of mixed conditionals may be difficult for some students to master and they may need more practice with it.Teaching Aids: computer and video rejectionTeaching procedures:Step 1: lead-in1. Show students advertisement an video about gum so as to raise their interest on chewing gum and make them think of the effects of chewing gum in daily life.2. Students work in pairs discussing the questions and require them to share their ideas with class. Discuss in pairs and answer the following questions.What do you think of chewing gum？Is it good or bad for you？Do you or your friends /family buy it？Why？What do you do after chewing it？3. Students look at the title and predict which issues may be covered in the article. Then，students work individually，reading the article quickly to find out which of their guesses were right. Step 2: read to learn1. Students divide the text into four parts，then summarize the main topic of each part.Part 1 (paragraph 1--- 1 ) IntroductionPart 2 (paragraph 2 --- 4 ) Benefits of chewing gumsPart3 (paragraph 5 --- 7 ) The negative sides of chewing gumsPart4 (paragraph 8--- 8 )Better activities than chewing gums2. Work individually，students try and fill the table with the information they remember from thefirst reading. After finishing the table，students discuss it with each other and then check answers as a class.3. Students work in pairs answering the questions. Ask them to locate the relevant parts in the text which give the answers.1. How serious is the problem of bad breath？2. What is added to sugar-free chewing gum which may help prevent tooth problems？3. According to one research project，what is one way of burning 70 kilocalories？4. What would be the effect on the stomach of constant chewing？5. What other activities are stated that are better than chewing gum？Step 3: grammar1. Students match the conditional sentences in italics in the text with the following types: zero conditional，1st conditional，2nd conditional，3rd conditional. Check students’ answers by having individuals read out the sentences and then describe them.2. Elicit an example from the class of each conditional form.Step 4: consolidationChoose the best answer.Step 5: Homework: page 80，Ex1，4。
北师版选修7Unit 21 Period 1 Lesson 1 Super Athletes
Period One Warm－up & Lesson 1 Super AthletesⅠ.单词自测1．digest vt.消化；n.摘要；概要；文摘；汇编2．swap vi.交换3．supreme adj.(程度)最大的，极度的4．abuse vt.滥用5．tolerate vt.容忍6．fundamental adj.根本的；基础的7．doubtful adj.怀疑的，不肯定的doubt vt.&n.怀疑8．seek vt.寻找10．lame adj.站不住脚的，不易令人相信的11．compulsory adj.强制性的，义务的12．controversial adj.有争议的13．oppose vt.反对opposed adj.反对的14．contradict vt.与(其他事物)相矛盾contradiction n．矛盾15．violate vt.违反，违背Ⅱ.短语自测1．in_silence沉默地；无声地2．out_of_breath上气不接下气3．year_after_year年复一年4．slow_down减速5．come_across偶然碰到6．in_vain徒然，白费力气7．at_random随便地，随意地8．at_all_costs不惜一切代价，无论如何1．These drugs are originally developed to help people with illnesses，but in the wrong hands，they create supreme athletes making_them_faster_and_stronger than is normal for human beings.这些药物被开发原本是用来帮助有疾病的人们，但一旦用于歧途，它们会创造出比常人更快、更强的超级运动员。
2．Taking_these_drugs_is_known_as “doping” and although they enhance performance...3．If American athlete Marion Jones hadn't_taken drugs，would_she_have_made_it to the Olympics at all?如果美国运动员马里昂·琼斯没有服用药物的话，她能成功参加奥运会吗？4．Unfortunately，it is not easy to catch_athletes_using illegal drugs.不幸的是，要当场查出运动员使用了违禁药物并不是很容易。
Unit 21 Lesson 1 Super Athletes 教学设计2-优质公开课-北师大选修7精品
Unit 21 Lesson 1 教学设计Teaching aims:To read about the effects of chewing gum.To revise conditionalsTo practice using mixed conditionalsTeaching difficulties:some students may not remember the first，second and third conditionals well. The form of mixed conditionals may be difficult for some students to master and they may need more practice with it.Teaching Aids: computer and video rejectionTeaching procedures:Step 1: lead-in1. Show students advertisement an video about gum so as to raise their interest on chewing gum and make them think of the effects of chewing gum in daily life.2. Students work in pairs discussing the questions and require them to share their ideas with class. Discuss in pairs and answer the following questions.What do you think of chewing gum？Is it good or bad for you？Do you or your friends /family buy it？Why？What do you do after chewing it？3. Students look at the title and predict which issues may be covered in the article. Then，students work individually，reading the article quickly to find out which of their guesses were right. Step 2: read to learn1. Students divide the text into four parts，then summarize the main topic of each part.Part 1 (paragraph 1--- 1 ) IntroductionPart 2 (paragraph 2 --- 4 ) Benefits of chewing gumsPart3 (paragraph 5 --- 7 ) The negative sides of chewing gumsPart4 (paragraph 8--- 8 )Better activities than chewing gums2. Work individually，students try and fill the table with the information they remember from thefirst reading. After finishing the table，students discuss it with each other and then check answers as a class.3. Students work in pairs answering the questions. Ask them to locate the relevant parts in the text which give the answers.1. How serious is the problem of bad breath？2. What is added to sugar-free chewing gum which may help prevent tooth problems？3. According to one research project，what is one way of burning 70 kilocalories？4. What would be the effect on the stomach of constant chewing？5. What other activities are stated that are better than chewing gum？Step 3: grammar1. Students match the conditional sentences in italics in the text with the following types: zero conditional，1st conditional，2nd conditional，3rd conditional. Check students’ answers by having individuals read out the sentences and then describe them.2. Elicit an example from the class of each conditional form.Step 4: consolidationChoose the best answer.Step 5: Homework: page 80，Ex1，4。
北师大版高中英语选修七Unit 21《Human Biology》(Lesson 1)课件1
Doping
Gene-therapy
4. How did the drugs affect world records in the 1980s? Ben Johnson was caught taking drugs when he broke the 100 metres world record in the 1988 Olympics and no one knows if Florence Griffith was taking drugs when she set the women’s 100m record the same year.
Now let’s read the passage carefully and answer some questions.
1. Why would athletes today have broken records if they’d taken part in the first Olympic Games? Athletes are stronger and faster today than they were during the time of the first Olympic Games. Betterreasons equipment, training and 2. What made athletes’ diet. performances improve?
Ben Johnson
was caught taking drugs in the 1988 Olympics
5. Why are drug tests at sporting events often one step behind? Drugs tests are only developed after the new drugs are being used. This means that there is a time period when people are using the new drugs and no one knows about them.
北师大版高中英语选修7Unit 21 Lesson 1 Super Athletes教案1 北师大版 选修7
Unit 21 Human Biology Lesson 1 Chewing Gum Teaching Aims:1. To improve the reading ability of the students and help them study the structure of the text and understand the text wholly.2. To enrich the students’ knowledge about the advantages and disadvantages of chewing gum and encourage them to talk about the problem of students’chewing gum in the school .Teaching Difficulties and Emphasis:1. Help the students to find more advantages and disadvantages of chewing gum.2. Help the students to carry out the discussion.Teaching methods:1. Task-based teaching .2. Individual and group work ; Discussing .Teaching Aids:Computer and worksheetsTeaching Procedures:Step 1: Leading -in1.Show the picture of a NBA star (Micheal Jordan).1) Who is the man?2) What is the man eating?Step 2:Reading1. Do you like chewing gum?2.Is it good or bad for our health?----- To chew or not to chew3.Listen to the tape carefully and divide the text into several parts.Part1 ( para 1 ): introductionPart2 ( para 2-4 ): the advantages of chewing gumPart3 ( para 5-7 ): the disadvantages of chewing gumPart4 ( para 8 ): conclusion4. Find the advantages and disadvantages of chewing gum in the text.5.Find more advantages and disadvantages of chewing gum (show some pictures or videos).6. Decide if the following statements are true or false.1). Diet specialists seldom inform us that it is important to chew our food properly.( F )2).Chewing gum can not fight bad breath. ( F )3). If you had chewed sugar-free gum regularly for two years, you would have lost upto 5kilos. ( F )4). If people chewed 50 times per minute for 24 minutes, 70 kilocalories were burned.( T )5). Chewing gum can help smokers give up their bad habit more successfully. ( T )6). When we chew gum, it will not cause our bodies to produce digestives juices.( F )7). Chewing gum for long periods of time will make our stomach become tense.( T )8). Chewing sugar-free gum must cause the number of young people with bad teeth torise. ( F )9). On balance, it would be better to chew gum. ( F )7.Fill in the blanks with the proper words which are in the text.On one hand, chewing gum can fight bad breath. Some dentists believe that sugar-free gum helps to stop tooth decay. Gum controls people’s appetite so it can help people to lose weight. Gum can also contain medicine. It helps smokers give up their bad habit successfully.On the other hand, chewing gum has its negative side. Diet specialists say chewing starts the production of stomach acid and digestive juices. It will make digestion more difficult and may cause feelings of sickness or even headaches. Further, chewing gum for long periods of time may lead to stomach sickness.On balance, we’d better forget chewing gum, eat healthy foods and never start smoking. So that we can live a healthy life.8.Show the picture about the pollution in the Tiananmen Square on NationalDays.1). Where is it?2). What are they doing?9.Introduce something about the newsStep 3:DiscussionNowadays many students like chewing gum in the school. Some students chew gum after a meal to get a good smell. However, some chew gum in the class or even when they are having a test then throw it anywhere. Do you think it right for us students to chew gum in the school? Give your reasons.Step 4:HomeworkWrite an article about your discussion:Do you think it right for us students to chew gum in the school?。
北师大版高中英语 选修七 unit 21 Human Biology Lesson 1 Super Athletes A名师公开课精品课件 (31)
课 堂 互 动 探 究
教 学 方 案 设 计
digestive adj.消化的；和消化有关的
Some of his translations were published in English Digest.他有几篇译作发表在《英语文摘》上。 I did a little exercise to help my digestion. 我做了一点运动来帮助消化。
课 堂 互 动 探 究
教 学 方 案 设 计
He paused，waiting for her to digest the information.
他停了下来，等她慢慢领会这一信息。
当 堂 双 基 达 标
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BS ·英语
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digest n．摘要；概要；文摘；汇编 digestion n．[U]消化 [C]消化能力 digestible adj.易消化的；口感好的；易理解的；可领会 的
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●教学流程设计
教 学 目 标 分 析 课 堂 互 动 探 究
教 学 方 案 设 计
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教 学 目 标 分 析
课 堂 互 动 探 究
教 学 方 案 设 计
当 堂 双 基 达 标
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教 学 目 标 分 析
完成句子 ①我领悟了书中大部分要点。 I have in the book.
北师大版高中英语 选修七 unit 21 Human Biology Lesson 1 Super Athletes A名师公开课精品课件 (30)
菜
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A quarter of boys and nearly 30 percent of girls were sedentary and didn't get enough exercise with girls less active than boys in every country aside from Zambia. Uruguay had the highest percentage of active boys， at 42 percent，while Zambia had the lowest，at 8 percent.Girls
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The researchers defined adequate physical activity as at least an hour of exercise outside of gym class at least five days a week.Children who spent three or more hours a day watching TV，playing computer games ， or chatting with friends － aside from time in school or time spent doing
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From Argentina to Zambia ， Regina Guthold of the World Health Organization in Geneva and her colleagues found most children aren't getting enough exercise and it made no difference if they lived in a rich or a poor country. “With regards to physical activity levels，we did not find much of a difference between poor and rich countries，”Guthold said.
北师大版高中英语选修七Unit 21《Lesson 1 Super Athletes》课件 Language Points 1
目录 退出
有人说女性比男性的脑容量小意味着女性不如男性聪明,事实真 的是这样吗?
Did you know that women���s���brains are smaller than men���s���?The average women���s���brain weighs 10% less than men���s���.Since research has shown that the bigger the brain,the cleverer the animal,men must be more intelligent(聪明 的)than women.Right?Wrong.Men and women always score similarly on intelligence tests,despite the difference in brain size.Why?After years of study,researchers have concluded that it���s���what���s���inside that matters,not just the size of the brain.The brain consists of “grey matter”and “white matter”.While men have more of the latter,the amount of “thinking”brain is almost exactly the same in both sexes.
随便地;随意地
答案:at random
4.
反对做……
答案:be opposed to doing.../oppose doing...
高中英语unit21 lesson1 Super Athletes 课件北师大版选修7
attitude use It’sdifficulty not easy to catch using illegal drugs because： result/effect 8.It’s__________for winners
compulsory
The sports world tolerate doesn’t 5._______ doping as it is a form cheating of 6.____________
to be tested. New drugs 9.__________are developed all the time. 10.Drug tests are_________ one step behind _________________
Part one. (1-2)
Doping
Part two. (3-6)
Records have fallen
Part three. (7)
Olympic spirit
Part four. (8)
Gene-therapy
Detailed reading
PartⅠ(para1-2):
1. What reasons made athletes’ performances improve? It is due to better equipment, training and diet. 2. How are their performances recently? Recently, athletes’ improvements have begun to slow down.
Lead in
The world record of men’s 100 meters