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2023届贵州省高三考试3月联考(4002CGZ)英语试卷答案

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CResearchers out of Australia’s Flinders University recently studied various physical reactions during sleepwhen exposed to noise. They found that certain levels of noise while sleeping, even those below recommendedsafe levels, may affect a person’s cardiovascular (心血管的) response. When slowly activated during sleep,these responses “could potentially have adverse effects on the cardiovascular system, ” said researchers.Researchers exposed 20 adult participants to various decibels (分贝) of wind farm and road noise whileasleep, and then monitored physical responses including blood flow and heart rates as well as sleep awakenings.Although asleep, participants reacted to these noises, as found by the researchers.For example, a 48-decibel (dB) noise, which is quieter than the 50-dB hum of a refrigerator, was 3.4 timesmore likely to cause a change in participants’ pulse wave amplitude (脉搏波振幅) , which is a measurementthat relates to blood flow. Participants’heart rates responded to the noise as well. After being exposed to anoise of over 40 dB, they experienced an increase followed by a decrease in their heart rates. The study notedthat these sound levels are under the recommended 70 dB limit by the World Health Organization.Physiological reactions that the study monitored, such as heart rates and blood flow, may root in the

B ) 30. A. forgetting B. forgot C. forgetsD. forget第二节:阅读下面一篇短文,理解大意,然后从各小题的四个选项中选出一个最佳答案,使短文连贯完整 (共10小题,计 10分)My best friend, Connie, is two years older than me. We 31a lot of time together.Connie has long dark brown hair and her 32 are big and round. She is so 33a doll (洋娃娃) . When we go out, people often think that I a m oldeand looks likeshorter.r thann 34because she isConnie is positive (乐观的) even when things go wrong. Lver Laast week s he g ot her test marks(分数)neand they were not very good. I thought s he was going to be 35. Instead, she decided to do b enterext time. There every day after class if the 36 are fnConnie gets on well with others. Everyone in my family 37are free in their offices, she will ask them for help.When you hear her laugh you will 38one ii my family 37 her, even my younger brother.will make me feel 39.together. When I feel unhappy, I will talk to Connie and sheIthhinkfriends.nk my friendship with Com nie is very valuable (宝贵的) , and I hope we will 40 be bestA ) 31. A. spend B.askA C. hope D. put) 32. A. eyes B.hands C. arms D. legsD) 33.A. tired B.bored C. tall D. beautifulcB) 34. A. him B.her C. them D.you)) 35. A. simple B. dangerous C. sad D.gladC) 36. A. students B. parents C. teachers D. classmates0) 37. A. visits B. sees C.catches D.likesB( ) 38. A. sit B.laugh C.cook D.useB(( ) 39. A. angrier B. better C. busier D. heavierA() 40. A. always B.never C. usually D. sometimes

9.Where does the conversation probably take place?A.In a restroom. B.In the woman’s house.C.In the man’s house.

2023届贵州省高三考试3月联考(4002CGZ)英语

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