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1、课时提能练(二十一) 必修5Unit 1Great scientistsA：知识层面.语境语法填空A(考查派生词)An 1announcement (announce) was made yesterday, saying that Mr. Watson was awarded a prize for his 2contribution (contribute) to environmental protection. How to stop the air being polluted is a 3challenging (challenge) task facing society tod
2、ay. Mr. Watson began to work on air 4pollution (pollute) problems at age 24 and has been showing great 5enthusiasm (enthusiastic) for his work. He thinks governments should take 6responsibility (responsible) for the worsening air quality. He often gives specific instructions in the 7construction (co
3、nstruct) of power stations, warning that people should be 8cautious (caution) in producing electricity from coal.B(考查动词)The tennis match 9concluded (conclude) after three days fierce competition. Andy ranked first by 10defeating (defeat) all the other players. 11Being exposed (expose) to the strong
4、sunlight for over two hours every day made him very exhausted, but he felt happy. When he 12was announced (announce) to win the title, he burst into tears. His wife and son were invited 13to attend (attend) the awarding ceremony. They were proud of Andy, saying that all his efforts 14had contributed
5、 (contribute) to his success. So far, this match 15has absorbed (absorb) much attention from Asia, America and Europe.C(考查句型)Mrs. Brown didnt know who 16to blame (blame) for the stolen antique vase. She lived in a big house with a strong fence 17surrounding (surround) it. Every time she left home sh
6、e would have all the windows and doors 18locked (lock). The robber must 19have been (be) very smart and intelligent, for neither the alarm 20nor her dog made a sound when he slipped in. Only 21if the police arrested the robber did she know if she could get back the expensive vase.根据提示补全句子 1我既没有去看那场足
7、球赛，也不关心它的结果。Neither did I go to watch the football match nor did I care its result.2在你回来之前，我已经把所有的错误都改正过了。(have sth. done)Before you came back，I had had all my mistakes corrected3大学期间，除了英语外，他还要学一门外语。Apart from English，he had to study another foreign language while in college.4妈妈站在身后，小女孩感到很安全。The lit
8、tle girl felt very safe with her mother standing behind her5无论怎么读，我都不理解这个句子。No matter how I read it，this sentence doesnt make any sense to meB：能力层面.阅读理解AAndrew Grey doesnt fit most peoples idea of an astronomer.He works in a car repair shop，not in a lab or university，yet the Australian repairman dis
9、covered a star system hiding in data from NASAs Kepler space telescope.Mr.Grey is one of millions of citizen scientists helping researchers to expand collective understanding.For centuries，only a few ordinary people had been contributing to science，but advances in technology have brought a higher le
10、vel of democratization(民主化)to science.“This is a collaborative(合作的)effort that anyone could get involved in，”says Chris Lintott，an Oxford University astrophysicist(天体物理学家)and cofounder of Zooniverse，a platform that hosts dozens of citizen science projects.Citizen scientists can contribute to breakth
11、roughs in almost any field，from ecology to astrophysics.“As long as pattern recognition is involved，there are no limits to what can become a citizen science project，”Lintott says.“Anyone can identify patterns in images，graphs，or even seemingly boring data after a short tutorial.Machine learning allo
12、ws computers to do some pattern recognition.But humans，particularly amateur scientists，dont stay focused on what theyre supposed to.And thats good，because people who do that notice the unusual things in a data set.”“And citizen science doesnt have to be directed by a scientist，”says Sheila Jasanoff，
13、director of the Program on Science，Technology and Society at Harvard University.“Citizens producing knowledge in places where official organs have failed then can also be citizen scientists，”she says.Thats what happened in Flint，Michigan，when a local mother started drinking water tests that caused a
14、 broader investigation of lead levels.Citizenpowered research is as old as scientific inquiry.For centuries before science became professionalized，regular people looked for patterns in the world around them.Despite a lot of advanced equipment and computer models，scientists still welcome help from ev
15、eryday people.As a professional scientist himself，Lintott says，“People think that were intelligent，but science is easy and we need your help.”【语篇解读】数个世纪以来，只有少数普通人为科学作出了贡献。但科技的进步已经为科学带来了更高水平的民主化，科学是任何人都能参与的，每个人都有可能成为科学家。1What made citizen scientists appear?AThe high level of science projects.BThe dev
16、elopment of technology.CThe support of the government.DThe foundation of Zooniverse.B细节理解题。根据第二段中的“only a few ordinary people.to science”可知，科技的进步为科学带来了更高水平的民主化，从而使更多的普通人也能参与科学研究，促成了公民科学家的出现，故选B。2What is a advantage of humans in pattern recognition compared with machines?AHumans can identify patterns more swiftly.BHumans focus their attention on data.CHu
