2019版一轮复习英语外研版:单元检测五ALessoninaLab.doc.pdf
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1、单元检测(五)A Lesson in a Lab I ?阅读理解 A Being in the schoof s science lab can be exciting, because you,re doing something different from sitting at your desk listening to your teacher But fun as lab work is,you have to observe the safety rules if you don“ t want to hurt yourself or your lab partner. The
2、first rule is to behave responsibly in the laboratory at all times. When your teacher is showing you lab equipment listen to what he is telling you, because some of the equipment can be dangerous. Become familiar with your lab assignment (任务)before you start doing it. This means reading everything t
3、he teacher has written down and asking questions if you don , t understand an instruction or a term. Do not try to work alone. If your partner is absent,let your teacher know so she can assign another student to work with you. And don“ t do any other experiments other than what you have been assigne
4、d* Wear your lab apron (围裙)and safety goggles (护目镜) whenever you are working on a lab assignment. On lab days, wear old clothing that you won 11 mind getting damaged. Make sure this clothing covers as much of your skin as possible. Keep your hands away from your skin, face, eyes and mouth when you a
5、re working with dangerous chemicals* You will be working with fire in the lab with an alcohol lamp. Use gloves when handling hot lab equipment If you have long hair, pull it back in a ponytail (马尾辫)and roll up long sleeves. Don“ t put paper, chemicals,lab equipment or any part of your body in the fl
6、ame. When you use a sharp instrument, treat it with care Do not point it at yourself or any one of your fellow classmates during the experiment. 语篇幅強:在实验室做实验很有趣,但也处处存在危险。因此,建守实验室的安全规则是很有 必要的。 1. If you don , t follow the safety rules, you will probably _ ? A ? be laughed atB ? lose your life C. hurt
7、 yourself D. fail in the experiment 解析:选c 细节理解题。整篇文章都在告诉我们,如果不遵守安全规则,就有可能受伤。 2.The underlined word “observe” in Paragraph 1 means “ _ A.obey B. watch C. notice D. report 解析:选A 词义猜测题。根据第一段中的“if you dont want to hurt yourself or your lab partner可推断出observe在句中的意思是 “ 遵守“ 。如果你不想伤害自己或同伴,一定要严格遵守 安全规则。 3? H
8、aving long hair can be dangerous when you _ ? A.roll up long sleeves B.use an alcohol lamp C.use a sharp instrument D.work with dangerous chemicals 解析:选B 推理判断题。第五段主要讲的是在实验室用酒精灯时要注意的事项。由此可推断出, 长头发在使用酒精灯时可能有危险。 4.Whats the best title for the passage? A. Ways to do experiments B ? Exciting or dangerous
9、? C.Safety rules in the science lab D.Observe carefully in the lab 解析:选C 标题归纳题。文章主要讲的是在实验室要遵守的安全规则,故C项为最佳选项。 B “I really like dancing, ” says 11-year-old Jonathan Rosario of New York City. “Thats what I want to be when I grow up 一a dancer.” Every Saturday, Jonathan and hundreds of other children fro
10、m New York City public schools take classes at National Dance Institute (NDI ). The nonprofit organization in Upper Manhattan was founded in 1976 by dancing star Jacques d“ Amboise,who grew up in a tough (充满犯罪与暴力的)neighborhood. It has been teaching school children how to dance through weekly classes
11、 for over 30 years. NDI also supports programs in New York City public schools, helping thousands of children to express themselves creatively. On a recent visit to NDI, I watched as Jonathan and other students practiced for an upcoming performance. I also spoke with d“ Amboise about the influence t
12、hat dance has had on his life and why he started a program for children. “Dance changed me, “ he said, “and I d like to see other young people 一especially boys have the arts in their life, using dance as a window?” For d , Amboise, dancing is like competitive sports. Ice hockey (冰球)players, for exam
13、ple, alearn to compete as a single person and as a team, ” he aid?“They learn how to win or lose and accept either result And they develop skills and unity by being on a team?” The same is true for dancers. Jonathan says that Saturdays at NDI are all about energy and fun. But dancing also requires g
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