2021届高考英语大一轮复习 Unit 20 New Frontiers课时作业20a 北师大版选修7.doc

1、课时作业20New Frontiers.课标单词写作词汇其义1starvation n饥饿2handy adj.方便使用的3shortly adv.不久；很快4download vt.下载5update vt.更新6latter n后者7conflict n争执；冲突8equality n平等9assess vt.评估；评价10dawn n开端；拂晓11creator n创造者12invest vt.投资13colleague n同事，同僚14rescue vt.拯救，救援15dilemma n困境，进退两难的窘境16procedure n步骤；程序17donate vt.捐赠；赠送18mea

2、nwhile adv.同时19split vi.分开，分离20outcome n后果，结果21cure vt.治愈22exploration n探测；探险23ancestor n祖先；祖宗24fade vi.逐渐变弱25phenomenon n现象26permit vt.允许，许可阅读词汇悉其用1outspoken adj. 直言的，坦率的2telescope n. 望远镜3galaxy n. 星系4mould n. 霉，霉菌5wrestle vi. 努力解决；摔跤；搏斗6circuit n. 电路7microwave n. 微波炉8jet n. 喷气式9primitive adj. 原始的1

3、0orbit n. 轨道11permanent adj. 长久的，永久的12headline n. 大标题13sneeze vi. 打喷嚏14sniff v. 嗅；闻15porridge n. 麦片粥16ripen vi. (使)成熟17socket n. 插座18poisonous adj. 有毒的19settler n. 移民；殖民者20declare vt. 宣告；宣布21souvenir n. 纪念品22crew n. 全体机组人员23journal n. 杂志24click vi. 点击25discrimination n. 歧视；识别力拓展词汇通其变1origin n起源；起因；由

4、来；出身original adj.起初的；最早的originally adv.起初，原来；独创地2technology n技术technological adj.技术的，工艺的technical adj.技术上的3starve v饥饿starvation n饥饿4electricity n电electronic adj.电子的5programme n程序，节目programmer n电脑程序编制员programmatic adj.计划性的6assist vt.帮助，协助assistant n助手，助理7operate v操作；手术operator n操作员，经营者，行家operation n手

5、术；操作operational adj.工作着的，即可使用的8instruct vt.教；命令；教导instructor n教师，指导员，讲师instructive adj.有教育意义的，教育性的instruction n指示；教育；用法说明9donate vt.捐赠；赠送donation n捐赠；赠送donor n捐赠者语境活用(用所给单词的适当形式填空)1I was asked to give a short presentation (present) on the aims of the plan.2There is no effective (effect) cure for col

6、ds except rest.3Bill Gates has donated a large sum of money to society. And he is highly respected for his donation. (donate)4Many scientists are making great efforts to explore the Moon and other planets. Their exploration may change our future.(explore)5She declared that she would rather change he

7、r mind and many citizens were strongly against her declaration. (declare)6All men are born equal,_so everyone hopes to be treated equally because equality is the basic demand.(equal)7You are not permitted to leave here without his permission.(permit)8I have a teaching assistant who is a new graduate

8、. He always assists me to adjust hearing equipment. He also comes to my assistance when I have trouble with my computer.(assist)9We are trying to assess how well the system works and the assessment will be subscribed to the committee.(assess)10With the development of technology,_this kind of techniq

9、ue is quite popular, for there are many technical training centers of this kind.(technology).课标短语短语速记1in_advance 提前，预先2take_over 接收；接管3give_away 泄露(秘密)；赠送4be_dedicated_to 致力于；献身于5in_addition 另外6due_to 由于；因为7in_conclusion 总之8.make up for 弥补9carry out 开展；执行10drop off 下降；入睡11not to mention 更不用说12figure

10、 out 想出；理解；计算出13get across 使理解；把讲清楚14rather than 而不是语境活用(选用上面的短语填空)1It wasnt hard to figure_out how he got his nickname.2The manager is looking into who it was that gave_away the secret.3Ten years later, he took_over the large company from his father.4It is hard to carry_out this plan in that poor a

11、rea at present.5I should warn you in_advance that Im not a very good dancer.6He was convinced that it was necessary to get_across to them.7I dropped_off and missed the end of the film.8Can you give me some advice on how to make_up_for the time I have lost?9China will continue to be_dedicated_to inte

12、rnational cooperation in this area.10Most of them turned up on time; only Tom arrived late due_to the storm.重点句型教材还原1By_the_year_2015,_the clothing industry will_have_produced new types of material that will remain stainless no matter what you spill on them.到2015年，服装业将生产出各种新型布料，无论你将什么东西洒在上面都不会留下污迹。2

13、In the summer of 1905, this outspoken young man was_rocking his oneyearold baby when he was suddenly inspired.1905年夏天，这位率直的年轻人正摇晃他一岁的婴儿，这时他突然有了灵感。3I think there will be an invention that will help prevent drivers from getting_stuck in traffic jams.我想将会有一项发明帮助司机避免交通阻塞。4Theres_no_doubt_about it.对此应该深信

14、不疑。5I was so angry that I walked out, leaving him sitting thereshocked_and_whitefaced.我非常生气，走了出去，留下他坐在那儿，脸色发白，一脸的震惊。写作运用1By the end of this term, we will_have_finished learning all our lessons.到这个学期期末，我们将学完我们所有的课程。2I was_taking_a_bath_when he rang.我正在洗澡，这时他打电话过来了。3Be careful when you cross the busy

15、street. If not, you may get_run_over by a car.当你穿过繁忙的街道时要当心，否则就可能被车撞倒。4There_is_no_doubt_that Li Zongwei is an excellent player.毫无疑问，李宗伟是一名优秀的运动员。5He lay in bed, wide_awake.他躺在床上，醒着。.语篇整合话题与语篇填空Hundreds of futurologists will gather at Newcastle University to hold a seminar about the future. Many peo

16、ple will attend 1.the seminar with dreams of starting new enterprises 2.based (base) on the predictions they will hear. I clicked into the websites of a few futurologists and got several predictions. 3.Shortly (short), computers will become 4.handier (handy). Then all of us can use our voices to con

17、trol computers such as 5.downloading (download) files or updating computers just by saying a few words. By 2015, garments will have been made 6.of new materials that will remain 7.stainless (stain) whatever you spill on them, and they will never get old and 8.worn (wear). By 2025，there will have bee

18、n no starvation, no people who have to live on welfare, no discrimination, no conflict and people will live in peace and 9.equality (equal). By 2030, tiny, insectlike robots may be sent around the cells of our bodies to assess our health, assuring us of living for at least 150 years. By 2050, we wil

19、l be linking our brains to the much smarter computers and a huge database, 10.and a new type of electronic human might have developed!话题与短文改错In just 100 years, the world changed . discoveries were made in many ways. Although it is impossible to choose the most important discovery, it is possible to

20、single out few pioneers of the 20th century.“Emc2”was born when Albert Einstein suddenly inspired. Edwin Hubble, an astronomer, discovered small of mist were in fact galaxies. Alexander Fleming discovered natural form of penicillina blue mould. The worlds first computer produced by Eckert, an engineer and Mauchly, a physicist. these breakthroughs, the world would have been a completely different place.