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1、Unit 6 Web Life.单句语法填空1You see the lightning (instant) it happens，but you hear the thunder later.答案：instantly2. The clear cutting has become (increase) serious.答案：increasingly3Medical (special) encourage teens to make lifestyle changes to help them develop good sleeping habits.答案：specialists4At the
2、news conference，the spokesman said，“Keeping the meat price under control is the range of the governments responsibility.”答案：within5 worries his parents that he is addicted to playing computer games.答案：It6To the reporters surprise，whenever possible，the old man in his seventies shows his skills of dan
3、cing on the stage.答案：off7After looking over my plan，the manager hoped I could come up a better and more practical one.答案：with8Did Jenny return early last night?Exactly.It was not yet nine oclock she arrived home.答案：when9Dad，I prefer shutting myself in and reading all day on Sundays.Thats I dont agre
4、e，boy！You should have a more active life.答案：where10I had to stop my car (take) a short break as I was feeling tired.答案：to take.阅读理解A(2016贵州普通高等学校招生适应性考试)Some colors that people see late at night could cause signs of the condition mental health experts call clinical depression(临床抑郁症)That was the find
5、ing of a study that builds on earlier study findings.They show that individuals who live or work in low levels of light overnight can develop clinical depression.Doctors use the words clinical depression to describe severe form of depression.Signs may include loss of interest or pleasure in most act
6、ivities，low energy levels and thoughts of death.In the new study，American investigators designed an experiment that exposed hamsters(仓鼠) to different colors.The researchers chose hamsters because they are nocturnal，which means they sleep during the day and are active at night.The animals were separa
7、ted into 4 groups.One group of hamsters was kept in the dark during their nighttime period.Another group was placed in blue light，a third group slept in white light.While a fourth was put in red light.After four weeks，the researchers noted how much sugary water the hamsters drank.They found that the
8、 more depressed animals drank the least amount of water.Randy Nelson，at Ohio State University，says animals that slept in blue and white light appeared to be the most depressed.“What we saw is that these animals didnt show any sleep interruptions at all but they did have messed up circadian clock(生物钟
9、) genes and they did show depressive evidence but if they were in the dim red light，they did not.” He says theres a lot of blue in white light.This explains why the blue light and white light hamsters appear to be more depressed than the hamsters see red light or darkness.【文章大意】本文是一篇科普说明文。文章主要介绍了晚上光
10、线的颜色和临床抑郁症的密切关系。通过对仓鼠的试验，结果表明蓝色光和白色光是抑郁症的诱因；而红色光则与抑郁症的关系不密切。1From the text we know that made the hamsters feel depressed.Athe amount of the waterBthe color of the lightCthe loss of pleasureDthe level of energyB解析：细节理解题。根据第三段第一句中的“designed an experiment that exposed hamsters(仓鼠)to different colors”以及
11、本段中关于不同颜色的光线对仓鼠的影响的描述可知，光线的颜色导致仓鼠感到抑郁。故B项正确。2What was the purpose of the experiment on hamsters?ATo show how well they slept.BTo see how much sugary water they drank.CTo explain why they liked dark colors.DTo find out what caused the depression on them.D解析：细节理解题。根据本文最后一句“This explains why the blue l
12、ight and white light hamsters appear to be more depressed than the hamsters see red light or darkness.”可知，用仓鼠做实验的目的是弄清光线的颜色是否会导致抑郁症。故D项正确。3The author explains the clinical depression by Areporting an experiment processBpresenting research dataCsetting down general rulesDgiving his own experienceA解析：
13、写作手法题。根据第三段中叙述通过仓鼠进行试验以证明光线的颜色与抑郁症的关系可知，作者是通过报告实验过程来解释抑郁症的。故A项正确。4Where can we probably find the text?AIn a science magazine.BIn a physics textbook.CIn a tourist guidebook.DIn an official announcement.A解析：推理判断题。通读全文可知，本文主要介绍了抑郁症和光线的关系。研究表明，晚上所见到的光线的颜色和抑郁症有着密切的关系：蓝色光和白色光成为抑郁症的诱因。由此可知，这是一篇科普说明文，可能选自科技
14、杂志。故A项正确。B(2016福州质量检测)A new US.government report says more than two million Americans fall ill each year with drugresistant bacterial infections(感染)，and 23，000 of them are dying as a result.The head of the United States Centers for Disease Control and Prevention CDC said that the number probably wil
15、l grow.Officials warn that steps must be taken now to preserve the effectiveness of antibiotic(抗生素) drugs.Without urgent action to stop that trend，warned Tom Frieden whose agency wrote the report，the miracle drugs to fight them wont be available in the future.“If we are not careful，the medicine chest will be empty when we go there to look for a lifesaving antibiotic for someone with a deadly infection.But if we act now，we can preserve these medications while we continue to work on de
