Unit21 Human Biology 单元话题词汇学案 高考英语一轮基础复习北师大版.doc

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1、Unit 21 高考英语一轮基础复习+单元话题词汇一：单句语法填空1.This has led companies and individuals to donate money to developing countries to buy computer (equip) and Internet facilities. 2.After sharing the story online,I heard from someone,who identified the lady Erin Smith.3.Earth Day,marked on 22 April,is annual ev

2、ent aiming to raise public awareness about environmental protection.4.I dont think its wise of young ladies to keep slim the cost of their health. 5.It is wrong (assume) arts groups cannot make a profit.二：选词填空与词形变换Acircumstances,statistics,doubtful,urban,controversial,underline,violating,equipp

3、edSome people are still 1. about whether people who are riding their electric motorbikes should be 2. with helmets,which should be not 3.Rules have been carried out that one riding an electric motorbike without protection should be punished,especially in 4. areas.5. show helmets can protect people u

4、nder some 6.So we should 7. the importance of wearing helmets,never 8. the rules. Bgot down to be responsible for seeking help from wiping out bring up at all costs 1.Many parents now (抚养) their children (不惜一切代价), trying to (负责) their future. 2.The government has (开始着手) (彻底毁灭) the pests, (

5、向寻求帮助) the local residents. C 1.The tiger is a to humans.Therefore,many adults their children with the images of tigers.(threat) 2.A occurred at the entrance of the bank yesterday.The waiting nearby an old man of his wallet.(rob) 3. is a virtue.To some things,if you are ,your will be

6、appreciated.(tolerant)  三：句型训练1.Unfortunately,  athletes using illegal drugs.不幸的是,很难抓住使用禁药的运动员。语法总结：“Its+adj.+to do sth”句式表示“做是”。2. ,“gene-therapy” will be the next big threat.除非我们小心翼翼,否则,“基因疗法”将会成为下一个重大威胁。语法总结：unless.,.表示“除非,否则”。3.In the future,athletes might be able to do the 100 me

7、tres dash in just 8 seconds or the marathon in less than two hours.将来,基因发生改变的运动员可能在仅仅8秒内跑完100米,或在不到两小时的时间里跑完马拉松。语法总结：have sth done的用法。4.The Olympic spiritthe spirit of competition which emphasises taking part has 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。语

8、法总结：.rather than.“是,而不是”。课后练习1.很难相信坐高铁从我们镇到北京只需两个小时。  2. 除非天气非常冷,否则我开着窗户睡觉。  3.政府将在下个月将这两条路修好。   4.你应该学会接受别人的建议,而不是生他们的气。  四：语法填空+改错+写作训练AThe Olympic spirit has been violated by the desire to succeed at all costs.Records have improved a lot now than before.With athletic perf

9、ormances continually 1. (improve),records have fallen in track and field year after year due to better equipment,training and diet since the first Olympic Games.However,recently,improvements have begun to slow 2.Doping creates supreme athletes,but it also causes serious health problems.The sports wo

10、rld isnt 3. (tolerate)of doping and it is a problem not only in athletics but also in every sport 4. athletes seek to achieve beyond their natural limits and are prepared to cheat to do so.New drugs are developed all the time so it is not easy to catch athletes 5.(use)illegal drugs.Its compulsory fo

11、r winners 6.(test) but other participants are only tested 7. random.In the future,athletes who have their genes 8. (change) might be able to do better 9. they should be.So 10. doping and gene-therapy continue to affect the outcomes of major sporting events,the word “hero” will have lost all meaning.

12、 BThe SARS epidemic began in 2002 and was spread quickly after the carrier,came to Hong Kong and passed the virus to people which carried it to Canada,Vietnam and Singapore.Over nine months,the number of global case passed 8,000 and 774 people died.Although these statistics are much less impres

13、sive than that for the Spanish Flu,SARS was still very alarming for a few key reasons.No one really knew many about SARS as it was complete new.This meant doctors were not sure how prevent it.Therefore,it was also harm to the doctors and nurses treating SARS patients.Since the SARS epidemic ends,sci

14、entists have been doing trials on treatments to prohibit any future outbreaks.Modern technology and techniques allow health experts all over the world to unite,sharing knowledge,and work together to help put SARS behind us.C  1. (随着我们在学校的生活越来越忙碌,我们的健康已变得令人担忧).Here are my tips on how to sta

15、y healthy while were seeking to get ahead in study.First of all,we need a healthy diet.Under no circumstances should we skip breakfasts to save time and we should eat food that is healthy and easy to digest.2. (第二,不要再编站不住脚的借口,报怨没有时间锻炼).Give yourself a break and you will get a lot out of it.Third,sta

16、y in a good mood.3. (我们有时能以好的故事或有趣的电影款待自己,因为积极的情绪对我们的健康有好的影响).4. (总之,以身体健康为代价如此努力地学习没有意义).If we lose health,all our efforts will be in vain. 五：单元话题词汇短语（科普知识）单词1.liquid n.液体2.evolution n.进化evolutionary adj.进化的,发展的evolve v.进化3.substance n.物质4.object n.物体5.hi-tech adj.高科技的6.atom n.原子 7.planet n.行星

17、8.astronomy n.天文学astronomical adj.天文学的9.track vt.跟踪10.data n.数据11.database n.数据库ponent n.组成部分13.crash v.& n.相撞;坠毁14.calculate vt.计算calculation n.计算calculator n.计算器,计算者15.device n.装置16.delete vt.删除deletion n.删除17.explore vt.探索exploration n.探索explorer n.探索者18.satellite n.卫星19.assume v.假设,假定20.rock

18、et n.火箭21.launch vt.送上轨道,使下水22.spaceship n.宇宙飞船23.invent vt.发明invention n.发明inventor n.发明者24.radioactive adj.放射性的,有辐射能的25.automatic adj.自动装置的,自动的automatically adv.自动装置地,自动地26.patent n.专利27.universe n.宇宙universal adj.普遍的,通用的,全体的universally adv.普遍地,通用地 28.innovate v.革新,创新innovation n.革新,创新innovational

19、 adj.革新的,创新的29.monitor n.显示器,班长vt.监控30.environment n.环境environmental adj.环境的environmentally adv.环境地短语词块e into being产生;形成2.on a large scale 大规模地3.lower the cost降低成本4.be based on基于5.under control(被)控制住6.out of control无法控制7.on the increase在增加8.in demand有需求9.genetic technique基因技术10.pave the way for为铺平道路

20、11.be equipped with装备有;装有12.out of order出毛病;发生故障13.figure out理解,算出14.miss out on错过15.at hand在手边,即将到来16.be connected with和联系17.break down分解18.put an end to结束19.be abundant in富有20.take advantage of利用21.in the hope of希望22.be designed for为而设计参考答案一：1.equipment2.as3.an4.at5.to assume二：1.doubtful2.equipped

21、3.controversial4.urban5.Statistics6.circumstances7.underline8.violating1.bring up;at all costs;be responsible for2.got down to;wiping out;seeking help from1.threat;threaten;threatening2.robbery;robber;robbed3.Tolerance;tolerable;tolerant;tolerance三：1.it is not easy to catch2.Unless we are careful3.w

22、ho have their genes changed4.rather than winning1.Its hard to believe that it just takes two hours to travel to Beijing from our town by high-speed train.2.I sleep with the window open unless its really cold.3.The government will have the two roads built next month.4.You should learn to accept other

23、s suggestions rather than getting angry at them.四：语法填空1.improving2.down3.tolerant4.where5.using6.to be tested 7.at8.changed9.than10.if短文改错The SARS epidemic began in 2002 and spread quickly after the carrier,came to Hong Kong and passed the virus to people carried it to Canada,Vietnam and Singapore.O

24、ver nine months,the number of global passed 8,000 and 774 people died.Although these statistics are much less impressive than for the Spanish Flu,SARS was still very alarming for a few key reasons.No one really knew about SARS as it was new.This meant doctors were not sure how prevent it.Therefore,i

25、t was also to the doctors and nurses treating SARS patients.Since the SARS epidemic ,scientists have been doing trials on treatments to prohibit any future outbreaks.Modern technology and techniques allow health experts all over the world to unite, knowledge,and work together to help put SARS behind

26、 us.写作1.With our life in school getting busier and busier,our health has become a cause for concern2.Second,stop making lame excuses complaining about having no time to exercise3.We can treat ourselves to a good story or an interesting movie sometimes,for positive emotions will have good effects on our health4.In a word,there is no point in working so hard at the cost of our own health