2020-2021学年高中英语 课时作业（十）Unit 3 Under the Sea Section Ⅱ（含解析）新人教版选修7.doc

1、课时作业(十)Unit 3Section Warming Up & ReadingLanguage Points.单句语法填空1There is no doubt that China _ (witness) great changes in the past 30 years.2I was about _ (go) to bed when I heard someone knocked at the door.3It is strongly urged that strict measures _ (take) to prevent drunken driving.4It was once

2、a time _ I had no interest in study and wanted to drop out of school.5His son abandons himself to _ (play) computer games, which makes him more than a little annoyed.6The music festival, watched by millions of people, is held _ (annual) in our city.7This morning, I heard our neighbors _ (yell) at ea

3、ch other, so I had no choice but to get up.8_ (dive) into the swimming pool, she felt so relaxed and forgot all her troubles.9After the flooding, hundreds of people left their villages and _ (flee) to safe places.10When I saw him last time, he was in the _ (deep) of despair about losing his parents.

4、阅读理解During the outbreak of novel coronavirus, cities are locked down and borders are closed. Science, on the contrary, is becoming more open. And this “open science” is already making a difference.Soon after the epidemic started in China, a research team from Fudan University in Shanghai successfull

5、y sequenced (测定序列) the DNA of the virus. But they didnt keep the information to themselves. Instead, they placed the sequences on GenBank, an openaccess data platform, so researchers around the world could download them for free and start studying the virus.Due to this openness, pharmaceutical (制药的)

6、 companies across the globe are now able to work simultaneously (同时地) to develop a vaccine. “There may be room for multiple different vaccines for different purposes and different age groups，” Amesh Adalja, a senior scholar at the Johns Hopkins University Center for Health Security in the US, told A

7、l Jazeera. “The bigger menu we have of vaccines, the more resilient (有适应力的) well be against coronavirus outbreaks in the future.”Major drug companies around the world are also sharing their study results. Remdesivir, a drug originally developed by US company Gilead Sciences to treat Ebola, is found

8、to be promising in fighting against the novel coronavirus. Currently, two trials of the drug are already underway in China, and the results might be available as soon as April, according to The Verge.1Which of the following statement is not the main things the epidemic has caused?ACities are locked

9、down.BBorders are closed.CBorders is becoming more open to fight against it.D“Open science”plays an important role.2What are mentioned as the examples of “open science” in this part?aA research team from Fudan University placed the sequences of the virus onto an open access data platform.bCompanies

10、across the globe share their developed vaccine.cMajor drug companies share their study results.dUS company Gilead Sciences developed drugs to treat Ebola.AabBacCbc Dcd3What if Chinese scientists kept the information to themselves?AThe research process could be delayed and the chance of defeating the

11、 virus would be lessened.BThey could let the world download the information for free.CThe world could develop the vaccine more quicker than now.DChinse scientists could work to help the world.完形填空For me, two of the loveliest words in English are“Life persists”I _1_ them years ago as a college studen

12、t, sitting in the library, _2_， working on a paper. Out of nowhere, those words came _3_ off the page in a quote: “In the midst of death life persists, in the midst of _4_ truth persists, in the midst of darkness light persists.”Suddenly I wasnt unhappy and impatient any more. Then I _5_ my granddad

13、. I loved to talk with him. And I was _6_ to hear what hed think of it. He had poor hearing, so I had to _7_ it a few times, but once he _8_ it, he laughed. “All I can say to that is totally _9_，”he said on the phone. I told him how glad I was, after a long winter, to finally see spring and _10_ to

14、find that quote. “Why is that？” he asked. “Well, spring is a sure _11_ that life persists. And it just makes me _12_.”He laughed again, and then in his _13_ voice, he recited for me his _14_“spring time” words: “The desert shall rejoice(高兴), and _15_ as the rose does.Even with joy and singing.”Many

15、years later, _16_ my husband and I drove across a desert with many wildflowers and blooming cactuses (仙人掌), I could _17_ hear my granddad laughing: “The desert shall rejoice.”Life persists, and so do we, in the silence of _18_ and the blooming of cactuses; and in the dead of _19_ and the green of sp

16、ring. Spring _20_ us that were alive forever.1A.looked for Bcame acrossCpicked out Dmade up2A.bored BworriedCtired Dconfused3A.running BdancingCrushing Dmoving4A.fear BdoubtCterror Dlie5A.called BvisitedCconsulted Dinformed6A.patient BconfidentCupset Ddesperate7A.copy BprintCrepeat Drecite8A.got Bma

17、deCundertook Dmanaged9A.puzzlement BdoubtCagreement Ddisapproval10A.practically BespeciallyCobviously Dnaturally11A.way BinspirationCmark Dsign12A.nervous BenergeticCmerry Dalive13A.lovely BcalmCcold Dhigh14A.impressive BsuperbCclassical Dfavorite15A.exist BflowerCsurvive Dsow16A.after BwhenCuntil D

18、although17A.hardly BalwaysCalmost Dmostly18A.journeys BwordsCworld Ddesert19A.winter BspringCsummer Dautumn20A.convinces BassureCreminds Dstrikes课时作业(十).单句语法填空1has witnessed2.to go3.should be taken4.when5.playing6.annually7.yelling8.Having dived9.fled10.depths.阅读理解【语篇解读】这是一篇记叙文。在新型冠状病毒爆发期间，城市被封锁，边境被

19、关闭。相反，科学正变得越来越开放。而这种“开放科学”已经在发挥作用。我国与全世界分享新冠病毒的科学数据，极大助力了全球科研人员对病毒的研究。1答案与解析：C细节理解题。根据第一段中Science, on the contrary, is becoming more open.“相反，科学正变得越来越开放。”由此可知，C项，并非边界公开，而是科研成果公开。故选C。2答案与解析：B细节理解题。根据第二段中Instead, they placed the sequences on GenBank, an openaccess data platform，“相反，他们把这些序列放在开放存取的数据平台G

20、enBank上，”和第四段中Major drug companies around the world are also sharing their study results.“世界各地的主要制药公司也在分享他们的研究结果。”由此可知，ac符合题意。故选B。3答案与解析：A推理判断题。根据全文尤其是第一段中Science, on the contrary, is becoming more open. And this “open science” is already making a difference.“相反，科学正变得越来越开放。而这种开放科学已经在发挥作用。”和最后一段中Majo

21、r drug companies around the world are also sharing their study results. Remdesivir, a drug originally developed by US company Gilead Sciences to treat Ebola, is found to be promising in fighting against the novel coronavirus.“世界各地的主要制药公司也在分享他们的研究结果。最初由美国吉利德科学公司研发的治疗埃博拉病毒的药物Remdesivir被发现有望对抗新型冠状病毒。”可

22、知我国与全世界分享新冠病毒的科学数据，极大助力了全球科研人员对病毒的研究。故选A。.完形填空【语篇解读】本文是一篇夹叙夹议的文章，讲述的是作者有感于春天的活力，以及偶然读到的一段话联想到生命的意义与坚持。生命长存于寂静沙漠的植物中，长存于冬去春来的绿意中。冬去春来，生命依然长存，而我们也要继续前行。1答案与解析：B根据语境可知，几年前坐在大学的图书馆里作者偶然遇到这两个单词 “Life persists”。came across偶遇，B项符合语境。2答案与解析：A根据下文的“Suddenly I wasnt unhappy and impatient any more”可知，作者当时在图书馆里

23、的心情是很烦闷的。bored烦恼，故选A。3答案与解析：B这两个词突然从书页上的引语中跃入作者的眼帘，故B项 dancing形象生动地描述了这两个词所富含的美好活力以及作者遇它们的偶然性。4答案与解析：D在死亡中，生命依然坚持；在谎言中，真理依然长存；在黑暗中，光明依然永驻。A.fear害怕；B.doubt怀疑；C.terror恐怖；D.lie谎言。故选项D 符合语境。5答案与解析：A根据下文的“on the phone”可知，作者给爷爷打电话，故选项A符合语境。6答案与解析：D根据语境及上文中的“I loved to talk with him”可知，作者很想听到爷爷对这句话是怎么看的。A.

24、patient耐心的；B.confident信心的；C.upset沮丧；D.desperate急切的。故选项D符合语境。7答案与解析：C根据上文中的“He had poor hearing, so I had to”和下文中的“a few times”可知，爷爷听力不灵，所以作者不得不多次重复(repeat)。故选C。8答案与解析：A但是一旦作者的爷爷明白(got it) 了，他就笑了起来。make it获得成功，准时到达，故选A。9答案与解析： C根据上文中“laugh”和下文中作者爷爷所背诵的语句与该句话的主题的一致性可知，作者的爷爷对这句话所表达的主题是完全同意的。puzzlement疑

25、惑；doubt怀疑；agreement赞同，同意；disapproval反对，不赞成。故选C。10答案与解析：B作者吿诉爷爷她在漫长的冬天过后，最终看到春天，特别是偶然发现这句引语，自己是有多么高兴。especially“特别，尤其”符合语境。故选B。11答案与解析：D春天就是一个可信迹象，它表明生命是长存的。sign“迹象，征兆”符合语境。故选D。12答案与解析：C根据上文中的“I wasnt unhappy”，下文中的rejoice(高兴)“joy”及文章主题可知，这句话是作者感到开心(merry)。故选C。13答案与解析：A作者的爷爷又笑了笑，然后用他那悦耳的嗓音为作者背诵了他最喜欢的语

26、句。故A项lovely(可爱的；令人愉快的)符合语境，故选A。14答案与解析：D考查形容词。参见上题解析，impressive 给人印象深刻的；superb 极佳的，质量极高的；classical 经典的；favorite最喜欢的。故选D。15答案与解析：B沙漠应该高兴，像玫瑰一样盛开。根据空后的“as the rose does”可知，flower“开花”，符合语境。故选B。16答案与解析：B多年后，当作者和丈夫驱车穿越一个有很多野花和盛开的仙人掌的沙漠时，她几乎又听到了爷爷笑着说“沙漠应该高兴”。分析句子结构可知，空处在此引导时间状语从句，且在从句中作时间状语，故选B。17答案与解析：C多

27、年后，当作者和丈夫驱车穿越一个有很多野花和盛开的仙人掌的沙漠时，她几乎又听到了爷爷笑着说“沙漠应该高兴”。hardly几乎不；always总是； almost“几乎，差不多”；mostly主要地；基本上；C项符合语境。18答案与解析：D根据空后的 “the blooming of cactuses.”和上文中的“a desert with many wildflowers and blooming cactuses”及“The desert shall rejoice”可知，生命长存，同样的，我们也要坚持。生命长存于寂静的沙漠(desert)中和盛开的仙人掌里。故选D。19答案与解析：Ain the dead of winter“在隆冬，在严冬”。空前的dead形象地表现出了冬季万物萧条的景象，与春季的绿意及万物复苏的景象形成鲜明的对比，故选A。20答案与解析：C春天提醒我们，我们永远充满活力。convince使相信；assure使确信；remind提醒；strike突然想到，故选C。