高三下学期英语限时练(11).docx
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1、高三英语限时练(11)一、阅读理解Cigarettes arent just harmful when theyre being smoked. Even when cigarette ends go out and are cold, new research has found they continue to give off harmful chemicals in the air. In the first 24 hours alone, scientists say a used cigarette end will produce 14 percent of the nicoti
2、ne (尼古丁) that an actively burning cigarette would produce.While most of these chemicals are released within a day of being put out, an analysis for the United States Food and Drug Administration (FDA) found the level of nicotine fell by just 50% five days later.“I was absolutely surprised,” since en
3、vironmental engineer Dustin Poppendieck from the United States National Institute of Standards and Technology (NIST). “The numbers are significant and could have important impacts when cigarette ends are dealt with indoors or in cars. While much attention has been paid to the health influence of fir
4、st-hand, second-hand and now third-hand smoking, it is not the case when it comes to the actual cigarette end of the matter.”To measure emissions ( 排放) from this forgotten thing, Poppendieck and his team placed 2,100 cigarettes that were recently put out inside a special room. Once the ends were sea
5、led away, the team measured eight chemicals commonly produced by cigarettes, four of which the FDA have their eye on for being harmful or potentially so.After setting the rooms temperature, the researchers tested how emissions changed under certain conditions. When the air temperature of the room wa
6、s higher, for instance, they noticed the ends produced these chemicals at higher rates. This finding might discourage those who want to leave ashtrays (烟灰缸) out for days at a time, especially in the heat.1. What do the researchers say about cigarette ends?A. They contain little nicotine.B. They prod
7、uce no nicotine five days later.C. They give off nicotine for days.D. They create as much nicotine as burning cigarettes.2.What do Poppendiecks words suggest?A.First-hand smoking does most harm.B.The findings are within his expectation.C.Cigarettes should be dealt with indoors.D.Health influence of
8、cigarette ends is ignored.3. Which word best describes the authors attitude to not cleaning ashtrays for days?A. Unclear.B. Disapproving.C. Unconcerned.D. Puzzled.4. What can be the best title for the text?A.Used Cigarette Ends Release Harmful ChemicalsB.Cigarettes Are More Harmful While Being Smoke
9、dC.Research Found Reasons For Cigarette Ends HarmD.Cigarette Ends Produce More Chemicals in the Heat二、七选五Is Your Focus Completely Wrong?Imagine that youre rock climbing and you really want to reach the top. And you know you can get to the top. However, youre having a hard time getting there because
10、all you can do is look at the ground below you. 1 You are so focused that, in fact, you dont have time to look up and move upward. 2 However, recently I have been reflecting on how in so many areas of my life, I easily think about the vision and rarely think about what failure looks like. I move tow
11、ard that vision with ease. But sometimes Im so obsessed with looking down that I just try not to get worse, rather than really finding strategies to improve. 3 So in the coming year Im going to quit looking down, stop fearing sliding back and focus completely on moving forward.Maybe youre so focused
12、 on not going broke that youre not putting energy into creating wealth. Maybe you so badly dont want to be alone that youre not creating a life of love you deserve. Maybe you cant stand the thought of being unemployed, so you never take the risk to fully love your work. 4 Take a moment to think abou
13、t where youre stuck in the middle because you dont want to “go down”. Take those times and reframe the way you think of those things in your life. 5 .A. I get stuck there.B. I dont rock climb.C. Live for love, abundance, joy and wellness.D. I dont have the time or energy to get better.E. You dont wa
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