人教版(新教材)高中英语选修2Unit 1　Science and Scientists课时作业2：Learning About Language.docx

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1、Learning About Language【基础巩固】I .选用适当的连接词填空why, that, whether, as if, what, who, because, where1 . The question discussed at the meeting was whether it was worth trying.2 . All this was over ten years ago, but it is as if it were only yesterday.3 . The trouble is that I lost the key to my room.4 . r

2、m a bit sleepy, and it s because I was up all night.5 . Go and get your coat.It, s where you left it.6 . The problem is who we can get to take the place of Ted.7 . We missed the early bus.That is why we were late last time.8 . The village is no longer what it used to be.n .单句写作.事实是他非常有资格担任报纸上刊登的职位。(

3、The fact is that.)The fact is that he is quite qualieed for the position adveitised in the newspaper.9 .似乎世界末日到了。(It seems as if.)It seems as if the world we】e at an end.10 .我非常高兴。这是因为我在上周日举行的演讲比赛中获得了一等奖。(This is because) I am wild with joy.This is because I have won the first prize in the speech co

4、mpetition held last Sunday.11 .这就是她毫不费力用英语与外国人交流的原因。(This is why.)This is why she has no difficulty (in) communicating with foreigneis in English.12 .我的建议是我们应该为了保护环境过低碳生活。(The suggestion is that.)My suggestion is that we (should) live a low-ca】bon life to protecl the environment.13 .这就是我们应该为父母做的事情。(

5、what)This is what we should do for our parents.14 .问题仍然是父母是否能够给他们的孩子树立好的典范。(remain)It remains a question whether parents can set a good example to theii childien.【能力提升】in.阅读理解AEinstein was not only the outstanding scientist of the 20th century, but also a gifted and enthusiastic musician.He once sai

6、d that had he not been a scientist, he would have been a musician. Life without playing music is unthinkable for me, “ he said. I live my daydreams in music.I get most joy in life out of music.”Einstein s mother, Pauline, was a talented pianist who brought music to life in the family home.Einstein b

7、egan to learn the violin at the age of 6.However, he worked hard until discovering the joys of Mozart, s sonatas（奏鸣曲）at the age of 13.From that point on although he had no further lessons, his violin remained his companion（伴侣）.When Einstein moved to Aarau in Switzerland in 1895 to complete his schoo

8、ling, he seemed to have devoted a good deal of his time to music.Just before his 17th birthday Einstein played at a music examination in the school.The examiner reported that “a student called Einstein shone in a deeply felt performance of one of the Beethoven sonatas n . Besides his great skill in

9、playing the violin, he also played the piano and, in particular, loved to improvise（即兴创作）.In later life, Einstein s reputation as a physicist often led to invitations to perform at benefit concerts, which he generally accepted happily.At one such event, a critic一not knowing Einstein? s real reputati

10、on as a physicist-wrote, “Einstein plays excellently.However, his world-wide reputation is undeserved.There are many violinists who are just as good.”Probably the summary of Einstein the violinist that comes nearest to the mark comes from his friend Janos Plesch, who wrote, uThere are many musicians

11、 with much better skills, but none, I believe, who ever played with more sincerity or deeper feeling.语篇解读 本文是一篇记叙文。文章主要介绍了物理学家爱因斯坦对音乐的热爱与投入。1. We learn from Paragraph 1 that Einstein .A. had stopped playing music for a whileB enjoyed daydreaming in musicC. had a great love for musicpreferred to be a

12、 musician rather than a scientistK答案X ck解 析I 推理判断题。由第一段中的“a gifted and enthusiastic musician”和爱因斯坦所说 的话get most joy in life out of music,可知，爱因斯坦非常热爱音乐。应选C。2. After discovering the joys of Mozart? s sonatas, Einstein .A. began to create his own musicspent a lot of time playing his violinB. started le

13、arning the piano by himselfmoved to Switzerland to learn the violinK答案1 BK解析细节理解题。由第二段最后两句可知，爱因斯坦在13岁时发现莫扎特奏鸣曲 的乐趣，从那时开始，小提琴一直陪伴他左右。应选B。3. What can we infer from Paragraph 3?A. Einstein did excellently in the examination.B Einstein s life in Aarau affected his musical taste.C Einstein s performance

14、disappointed the examiner.D. Einstein practiced the Beethoven sonatas for his birthday.K答案工AK解 析 推理判断题。由第三段第三句可知，考官对爱因斯坦在考试中的表现赞赏有加。 应选A。4. By mentioning the critic s words, the author probably wants to show . A. Einstein didn? t live up to his reputationEinstein wished there would be more benefit c

15、oncertsB. Einstein played better than professional violinistsEinstein was also an outstanding and brilliant violinistK答案Dk解 析R 推理判断题。由倒数第二段中的 “Einstein plays excellently.who are just as good.可知，爱因斯坦是一名出色的小提琴家。应选D。BAlthough it has been shown in recent years that plants can see, hear and smell, they a

16、re still usually thought of as silent.But now, for the first time, they have been recorded making ultrasonic（超声的）cries when stressed, which researchers say could open up a new field of precision agriculture where farmers listen for water-starved crops.Itzhak Khait and his colleagues at Tel Aviv Univ

17、ersity in Israel found that tomato and tobacco plants made cries at frequencies humans cannot hear when stressed by not having enough water or when their stem is cut.Microphones placed 10 centimetres from the plants picked up sounds in the ultrasonic range of 20 to 100 kilohertz, which the team says

18、 insects and some mammals would be able to hear and respond to from as far as 5 metres aw ay. A moth may decide against laying eggs on a plant that sounds water-stressed, the researchers suggest.Plants could even hear that other plants are short of water and react accordingly, they speculate（推断）.On

19、average, drought-stressed tomato plants made 35 sounds an hour, while tobacco plants made 11 .When plant stems were cut, tomato plants made an average of 25 sounds in the following hour, and tobacco plants 15.Unstressed plants produced fewer than one sound per hour, on average.Enabling farmers to li

20、sten for water-stressed plants could “open a new direction in the field of precision agriculturev ， the researchers suggest.They add that such an ability will be increasingly important as climate change exposes more areas to drought.“The suggestion that the sounds that drought-stressed plants make c

21、ould be used in precision agriculture seems feasible(可行的)if it is not too costly to set up the recording in a field situation, “ says Anne Visscher at the royal Botanic Gardens, Kew, in the UK.She warns that the results can, t yet be broadened out to other stresses, such as salt or temperature, beca

22、use these may not cause sounds. Besides, there have been no experiments to show whether moths or any other animal can hear and respond to the sounds the plants make, so that idea is still based on guesses for now, she says.语篇解读 本文是一篇说明文。尽管近年来已经证明植物可以看到、听到和闻到气味，但它 们通常仍然被认为是无声的。文章介绍了最新的研究发现，西红柿和烟草植物在缺

23、水或茎被 割时发出人类听不到的频率的叫声。植物甚至可以听到其他植物缺水的声音，并做出相应的 反响。5. The experiment by researchers at Tel Aviv University shows that .A. humans can hear water-hungry plants crying clearlyplant sounds can be heard by plants quite far awayB. tomato plants cry more often than tobacco when hurtmoths like laying eggs on

24、stressed plantsK答案X cK解析细节理解题。根据第四段第二句可知，番茄受到伤害时比烟草植物发出更多的 声音。应选C。6. What is Anne Visscher s attitude towards the finding of the experiment?A. Cautious.B. Disappointed.C. Appreciative.D. Optimistic.k答案U AK解 析U 推理判断题。根据最后一段第二句可知，她(Anne Visscher)认为目前的研究只是 基于猜想，没有完全被证实。由此推知，她对此实验的研究结果是谨慎的。应选A。7. Taking

25、 advantage of the new research finding, farmers can .A. harvest crops in timeB reduce greenhouse effectsC. detect and remove insects easilyidentify plant condition fasterK答案X DK解析H 推理判断题。根据第五段第一句可推知，利用这项新的研究发现，农民可以更 快地确定植物状况。应选D。8. Which of the following would be the best title for the passage? A. P

26、lants Get Stressed Just like UsB . Sounds of Plants Detected Far Away C. Plants Scream in the Presence of Stress D Cries of Plants Break Farmers Hearts K答案X cK解析H 标题归纳题。文章介绍植物可以看到，听到，闻到气味，紧接着详细介绍了新 的研究发现，植物可以发出声音，文章以番茄和烟草为例，介绍了植物在缺水或茎被切断的 情况下发出的叫声频率，植物在受到压力时会发出声音。应选c。IV .语法填空Young people born in 199

27、5 or later have another name in English一Generation Z. Now entering adulthood and soon to join the workforce, Generation Z grew up in a special period of time when technology 1.(develop) so fast and the Internet became universal.lt is 2. (believe) that Generation Z is a generation that is going to sh

28、ape our future, which is 3. policy-makers are trying their best 4.(understand) these young people.Most people agree that the big difference between Generation Z and other generations is 5. well connected they are.This is a group of people 6. have been familiar with social media as soon as they came

29、to the world.lt may be true that Generation Z-ers have a 7.(short) attention span than a goldfish does, but since they grew up among social changes, they are more active in politics.Generation Z-ers are also culture creators.8.(grow) up with the Internet has freed this generation from traditional cu

30、ltural expression.These young people never 9.(willing) let their creativity be limited by their 10.(parent) or traditional rules.语篇解读 本文主要讲述了 Generation Z这一代的特点，对他们成长的时代背景和现状进行 了阐述。1. K 答 案 H developedK解 析考查动词的时态。由主句时态可知，when引导的从句应用一般过去时。2. K答 案 believedK解 析I 考查固定句型。此处考查It is believed that句型，意为“据认为；

31、人们认为“。3. K答案X whyK解 析I 考查表语从句。此处是非限制性定语从句中含有表语从句，根据句意“这就是 为什么政策制定者尽全力来了解这些年轻人“可知用why引导表语从句，在从句中作原因 状语。4. K答 案Hto understandK解 析I 考查固定搭配。try one? s best to do sth .“尽某人最大的努力做某事”，是固定 短语。5. K答案UhowK解 析 考查表语从句。根据句意可知用连接副词how引导表语从句，在从句中作状语。6. K答 案Hwho/thatK解 析U 考查定语从句。所填词引导定语从句,且在从句中作主语，指a group of people, 应用who或thatoK答 案H shorterK解析考查比拟级。根据句中的than可判断此处考查形容词的比拟级。7. K答案I GrowingK解析考查非谓语动词。分析句子可知，此处为动名词作主语。8. K答 案U willinglyK解析X 考查词性转换。修饰动词，作状语，用副词。9. K答 案: parentsK解 析 考查名词的单复数。parent为可数名词，此处表示“他们的父母”，故用复数 形式。