2020年北师大版高中英语选修7课件：Unit21 Warm-up & Lesson 1 Super Athletes—Language Points

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1、,Unit 21 Human Biology,PART 1,基础自测,PART 2,互动探究,PART 3,达标检测,Warm-up & Lesson 1 Super AthletesLanguage Points,PART 1,基础自测,默写练习(一),.写出下列单词的汉语意思(共10小题；每小题2分，满分20分) 1.interval n. _ 2.pump vi. _ 3.digest vt. _ 4.hearing n. _ 5.pulse n. _ 6.supreme adj. _ 7.seek vt. _ 8.lame adj. _ pulsory adj. _ 10.violat

2、e vt. _,查看答案,间隔；间歇,用泵抽出(注入),消化；领悟,听觉,脉搏,(程度)最大的，极度的,寻找,站不住脚的，不易令人相信的,强制性的，义务的,违反，违背；亵渎,.写出下列汉语对应的英语单词(共10小题；每小题2分，满分20分) 11.循环vi. _ 循环n. _ 12.交换vi. _ 13.滥用vt. _ 14.容忍vt. _ 容忍n. _ 容忍的adj. _ 15.根本的；基础的adj. _ 16.怀疑的，不肯定的adj. _ 怀疑v.& n. _,查看答案,circulate,circulation,swap,abuse,tolerate,tolerance,tolerant

3、,fundamental,doubtful,doubt,17.每年的，一年一次的，年度的adj. _ 年度地adv. _ 18.有争议的adj. _ 19.反对vt. _ 相反的adj. _ 20.与(其他事物)相矛盾；反驳vt. _ 相互矛盾的adj. _,查看答案,annual,annually,controversial,oppose,opposite,contradict,contradictory,.写出下列短语或短语对应的汉语意思(共10小题；每小题3分，满分30分) 21.swap with sb. _ 22.沉默地，无声地 _ 23.上气不接下气 _ 24.take part

4、in _ 25.减速 _ e across _ 27.徒劳，白费力气 _ 28.at random _ 29.all the time _ 30.at all costs _,查看答案,与某人交换,in silence,out of breath,参加,slow down,偶遇,in vain,随便地，随意地；随机地,总是，一直,不管多大代价，无论如何,.完成句子(共5小题；每小题6分，满分30分) 31.These drugs are originally developed to help people with illnesses，but in the wrong hands，they

5、create supreme athletes _ than is normal for human beings. 开发这些药物原本是用来帮助病人的，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。 32. is known as “doping”. 服用这些药物的行为被称为“服用兴奋剂”,查看答案,making them faster and stronger,Taking these drugs,33.If American athlete Marion Jones hadnt taken drugs，_ it to the Olympics at all? 如果美国运动员玛里

6、昂琼斯没有服用药物的话，她能成功参加奥运会吗？ 34.Unfortunately，it is not easy to illegal drugs. 不幸的是，要当场查出运动员使用了违禁药物并不容易。 35.In the future，athletes who might be able to do the 100 metres dash in just 8 seconds or the marathon in less than two hours. 将来，改变了基因的运动员有可能创下仅在8秒内跑完100米或在不到两个小时的时间里就跑完马拉松的纪录。,查看答案,would she have m

7、ade,catch athletes using,have their genes changed,PART 2,互动探究,探究重点 互动撞击思维,It digests your food and sends vitamins and minerals into the blood. 它消化你的食物并把维生素和矿物质输送到血液中。,1,digest vt.消化；领悟；理解 n.摘要；概要；文摘；汇编,重点词汇,一词多义 写出下列句子中digest的汉语意思 (1)It took me some time to digest what I had heard. _ (2)We may not b

8、e able to digest foods as easily as we once could. _ (3)The digest will be available for sale online or in stores. _,查看答案,理解,消化,文摘,digestion n.U消化；C消化能力,(4)I did a little exercise to help my (digest). 我做了一点运动来帮助消化。,digestion,tolerate vt.容忍；忍耐；容许,2,The sports world does not tolerate doping as it is a

9、 fundamental form of cheating.体育界不会容忍运动员服用兴奋剂的行为，因为它是一种本质的欺骗形式。,tolerate (sb. ) doing sth. 容忍(某人)做某事 tolerance n.宽容；容忍；忍受；耐力 tolerant adj.宽容的；容忍的；忍受的 be tolerant of/towards sb. /sth. 容忍/宽容某人/某事,(1)They tolerate long，slow journeys to and from work on packed highways because they can work，entertain th

10、emselves.(2018北京) 他们忍受着拥挤的高速路上漫长而缓慢的旅途上下班是因为他们能够工作、娱乐自己。 (2)She refused to tolerate (call) a liar. 她拒不接受被称为说谎者。 (3)She had no (tolerate) for her deskmates shortcomings. 她不能容忍同桌的缺点。 (4)The truth is that some plants are (tolerate) of extreme heat. 事实是有些植物能耐酷热。,查看答案,being called,tolerance,tolerant,seek

11、 vt.寻找；寻求；谋求；争取,3,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.服用兴奋剂不仅仅是田径运动中的问题，它也存在于运动员想取得超常成绩而准备欺骗的每一项运动项目中。,seek to do sth. 试图/设法做某事 seek after/for寻求；追求 seek through找遍 seek out搜寻出

12、；挑选出；找到 seek ones fortune外出闯荡；碰运气 seek sth. from sb. 向某人寻求某物 注意：(1) seek的过去式和过去分词均为sought。 (2)seek后可接不定式作宾语，但不可接动名词。,(1)On the Internet，people can seek information about their favorite stars and buy tickets at a discount as well. 人们可以在互联网上搜寻关于他们最喜爱的明星的信息，也可以买打折票。 (2)I seek (find) a way to digest the

13、 difficult text better. 我试图寻找一种更好地理解这篇很难的课文的方法。 (3)He sought a shady spot where he might sit down and rest. 他找到了一个可以坐下来休息的阴凉地方。 (4)You should seek advice your lawyer on this matter. 这件事情你应该寻求你律师的建议。,查看答案,to find,out,from,单句改错 (5)All men seek out happiness，and that without any exception.,查看答案,after/f

14、or,Floyd Landis made several lame excuses blaming medicine he had been taking for an injury but these were all in vain.弗洛伊德兰蒂斯做了几次站不住脚的辩解，责怪他因伤服用的药物，但这些都是徒劳的。,in vain徒劳，白费力气,4,vain adj.自负的，炫耀的 be vain about/of对虚荣的/自负的/自以为了不起的 vain promise空头许诺 vainly adv.徒劳地；不成功地；枉然地,(1)Money spent on the brain is ne

15、ver spent in vain. 金钱用于脑，永远不徒劳。 (2)He made a lot of vain promises but never carried them out. 他作出了很多空头承诺，但从未兑现过。 (3)She was vain her good looks. 她对自己的美貌很自负。 句型转换 (4)The police tried in vain to break up the protesters. The police tried to break up the protesters.,查看答案,of/about,vainly,at random随便地，随意地

16、；随机的,5,It is compulsory for winners to be tested but other participants are only tested at random.获胜者要强制性地接受检查，而其他参与者只是随机地被检查。,random adj.随便的；随机的；胡乱的 randomly adv.随便地；随机地；无目的地，胡乱地 反义词组：on purpose/by design有意地，故意地,(1)Why do you care about his random remarks? 他只是随便一说，你何必介意？ (2)Dont throw waste paper r

17、andom or it will make the classroom dirty. 不要随便乱扔废纸，否则会弄脏教室。 (3)The following two examples are created (random). 以下两个例子是随意举出来的。,查看答案,at,randomly,oppose vt.反对；反抗；与(某人)较量,6,Gene-therapy is very controversial and many people oppose further research into it.基因治疗是很有争议的，许多人反对对其进行进一步研究。,oppose (doing) sth.

18、 反对(做)某事 opposed adj.反对的；对立的 be opposed to (doing) sth. object to (doing) sth. be against (doing) sth. 反对(做)某事 opposite adj.对面的；相反的 n.对立面；反面 prep.在对面,(1)Unfortunately，his parents are opposed to the marriage. 遗憾的是，他的父母反对这桩婚事。 (2)I am opposed to (go) shopping on Sundays for it is too crowded. 我反对星期天逛街

19、，因为太拥挤了。 (3)The people sitting (oppose) us looked very familiar. 坐在我们对面的那些人看上去很面熟。,查看答案,going,opposite,句型转换 (4)However，some students oppose the idea that English classes are taught only in English. However，some students the idea that English classes are taught only in English. However，some students

20、the idea that English classes are taught only in English. However，some students the idea that English classes are taught only in English.,查看答案,are opposed to,object to,are against,contradict vt.与(其他事物)相矛盾；反驳,7,However，if a generation of sports stars with enhanced genes were created，it would contradi

21、ct the whole spirit of sport.然而，如果造出一代有强化基因的运动明星，这将有悖于整个运动精神。,contradict oneself自相矛盾 contradictory adj.相互矛盾的；对立的；不一致的 be contradictory to sth. 与相矛盾 contradiction n.反驳；矛盾 in contradiction to/with与相矛盾；与相违背,(1)As a matter of fact，what he did contradicted what he said. 事实上，他的所作所为和他的话是互相矛盾的。 (2)Within fi

22、ve minutes he has contradicted (him) twice. 五分钟内他就自相矛盾两次。 (3)We are faced with two apparently (contradict) statements. 我们面临着两种显然是互相矛盾的说法。 (4)His private actions are in direct contradiction his publicly expressed opinions. 他私下的行为跟公开的言论完全是两码事。,查看答案,himself,contradictory,to/with,at all costs不管多大代价，无论如何

23、,8,The Olympic spiritthe spirit of competition which emphasises taking part rather than winninghas been violated by the desire to succeed at all costs.人们不惜任何代价来获胜的愿望违背了重在参与而不是获胜的奥林匹克精神。,at any cost不惜一切代价 at the cost of以为代价 at a cost of以的价格，花费 at cost照原价，按成本,(1)He was opposed to the plan，so he would

24、stop it from being carried out at all costs. 他反对这个计划，所以他会不惜任何代价来阻止该计划的实施。 (2)We are determined to obtain our rights at any cost. 我们决定要不惜一切代价获取我们的权利。 (3)We must cherish experience acquired at cost of our own blood. 我们必须珍惜用我们自己的心血换来的经验。 (4)The new buildings going up at cost of $82 million. 这座新大楼造价8 20

25、0万美元。,查看答案,the,a,一句多译 (5)前几天他花80元钱买了这件毛衣。 (pay) (spend) (cost v.) (cost n.),查看答案,He paid 80 yuan for the sweater the other day.,He spent 80 yuan on the sweater the other day.,The sweater cost him 80 yuan the other day.,He bought the sweater at a cost of 80 yuan the other day.,These drugs are origina

26、lly 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.开发这些药物原本是用来帮助病人的，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。,1,经典句式,本句中含有“make宾语宾补”结构，其用法如下： make宾语adj./n./pron.，介词短语，省略to的不定式(变为被动语态时，to不能省略)，过去分词 注意：如果作

27、宾语补足语的名词表示职务或职称，则该名词前面不加定冠词the。,(1)If she did something to change the problem that made her sad，she wouldnt feel so bad. 如果她能做点儿什么来改变这个使她伤心的问题，那么她就不会感觉这么糟糕了。 (2)We made him chairman of our English club. 我们选他当英语俱乐部的主席。 (3)Will you make yourself (know) to us in English？ 请你用英语向我们作自我介绍，好吗？ 单句改错 (4)That

28、day she was made cry by the naughty boy.,查看答案,known, to,本句使用了have sth. done结构，表示“使某事被做，请/让/叫别人做某事”，可翻译成“请人做某事”或“主语遭遇到某事”。其中过去分词done在句中作宾语补足语，表示被动意义。,2,In the future，athletes who have their genes changed might be able to do the 100 metres dash in just 8 seconds or the marathon in less than two hours.

29、将来，改变了基因的运动员有可能创下仅在8秒内跑完100米或在不到两个小时的时间里就跑完马拉松的纪录。,(1)Tom had his leg broken while playing football yesterday. 昨天汤姆踢足球时摔断了腿。 (2)The old computer doesnt work，and I will have it (repair) soon. 这台旧电脑坏了，我会尽快让人修理的。,查看答案,repaired,易混辨析 have sth. done，have sb. /sth. doing，have sb. /sth. Do,(3)My teacher had

30、 me (write) a short passage yesterday. 昨天老师让我写了一篇短文。 (4)Its cold.We should have the fire (burn) all the time. 天气冷，我们应该让火一直燃烧着。 单句改错 (5)The manager had his secretary to buy some new books and magazines for us.,查看答案,write,burning,PART 3,达标检测,当堂检测 基础达标演练,1.The citizens opposed (build) such a factory in

31、 this area. 2.The thief broke in，trying to open the safe，but vain. 3.They chose some people random in the street to give the questionnaires. 4.Urged by his friends，he decided to have his article (publish) the next month. 5.Although he was very poor，he decided to save his wifes life all costs. 6.We a

32、re seeking (persuade) the girl to give up this stupid plan.,.单句语法填空,查看答案,building,in,at,published,to persuade,at,7.I must remind you that at no time will the school tolerate (cheat) in the exam. 8.Dont you think you are contradicting (you)? 9.The ceremony is held (annual).In other words，it is held e

33、very year. 10.It is said that this kind of food is easy (digest).,查看答案,cheating,yourself,annually,to digest,11.You shouldnt have in that corner.After all，hes only four. 你本不该让他一直在角落里站着，毕竟，他才四岁。 12.I when I walked past yesterday. 昨天我路过时看到有人在偷摩托车。 13.He couldnt because of the noise of the traffic. 因为车辆的噪音，他无法让别人听到他说话。 14.Lying on the beach in summer really can . 夏天躺在沙滩上确实能使你觉得放松。,.完成句子,查看答案,had him standing,caught someone stealing the motorbike,make himself heard,make you feel relaxed,15.If you had worked harder，you the final test. 如果你再努力些，你就已经通过期末考试了。,查看答案,would/could/might/should have passed,