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1、2019高考英语一轮复习选修81Module1知能演练（有答案）+高中作文：李白不红 阅读理解A(2018x西适应性检测)Where should an adventurous tourist go? After youve done sightseeing in London，shopping in New York，tasted the local food in Paris，and danced to your hearts content at the Brazilian Carnival，where else can you go? What exotic(异国风情的) touris
2、t destination awaits you?Well，Antarctica sounds like the holiday of a lifetime! Its considered the last great wilderness on Earth.Just a few scientists in research stations share the icy landscape with penguins and other animals which can cope with the low temperatures.Tourism began in Antarctica in
3、 the 1950s and its still a small scale.About 37，000 tourists are expected there this season，but many wont even leave the boat.The BBCs Juliet Rix visited the frozen continent and asked herself if she should be there at all，causing potential problems to such a sensitive environment.Her tour guide adm
4、itted that all visitors leave footprints and they all go to the same place，the accessible coastline，which is also where the penguins and seals go to breed.But some people believe that if carefully controlled，tourism can be good for Antarctica.It has no native population and it needs advocates.Visito
5、rs to the icy continent might be ready to support and even to fund its preservation.And theyre likely to engage in the discussion about global warming，which has led to the melting of glaciers.According to Rix，guidelines are followed when youre about to set foot in Antarctica and tourists have to dis
6、infect (为消毒) their boots to make sure no alien species are introduced.And once on land，theres no eating or smoking.Rocks，bone fragmentsnothing should be taken as a souvenir and nothing should be left behind.Tourists fortunate enough to visit Antarctica must be aware that this is not their home and k
7、eep their fingers crossed that future generations will also be able to enjoy such breathtaking views.【解题导语】游客应该去南极洲旅游吗？本文介绍了去南极洲旅游的情况和对游客的要求。1According to the second paragraph，we can learn that _AAntarctica has become the best place for people to travelBonly scientists can be allowed to go to Antarc
8、ticaCAntarctica is less affected by human activitiesDno animals can survive in Antarctica except penguinsC解析：推理判断题。根据第二段的第二句话“Its considered the last great wilderness on Earth.”可知，它被认为是地球上最后的不毛之地。由此可推知，南极洲受人类活动的影响较小。2Juliet Rixs travel in Antarctica mentioned in the fourth paragraph indicates that _
9、Agovernments should take measures to stop tourists from going to AntarcticaBwhether tourists should go to Antarctica or not should be considered carefullyCthe animals habitat in Antarctica has been seriously affected by tourismDonly journalists begin to pay attention to the environmental protection
10、in AntarcticaB解析：推理判断题。根据第四段的“asked herself if she should be there at all，causing potential problems to such a sensitive environment”以及“Her tour guide admitted that all visitors leave footprints and they all go to the same place”可推知，人们是否应该去南极洲旅游应认真地考虑一下。3Which of the following statements is true acc
11、ording to Rix?ATourists can eat and smoke in Antarctica.BTourists can take something they like from Antarctica.CTourists can throw away something they dont need in Antarctica.DTourists can enjoy the beautiful scenery in Antarctica.D解析：推理判断题。根据最后一段的“theres no eating or smoking.Rocks，bone fragmentsnot
12、hing should be taken as a souvenir and nothing should be left behind”可知，A、B、C三项的说法均与原文不符；根据文章结尾处“to enjoy such breathtaking views”可知，游客可以在南极洲欣赏到惊人的景色。4Which of the following is the best title of this passage?AWhy Cant Tourists Go to Antarctica?BHow Can Tourists Go to Antarctica?CShould Tourists Go t
13、o Antarctica?DAre Tourists Allowed to Go to Antarctica?C解析：推理判断题。通读全文的内容可知，文章围绕的是“应该不应该去南极洲旅游？”这一话题，因此C项最适合作标题。B(2018昌模拟)Vitamin B could help lessen the effects of the most dangerous type of air pollution, according to a new study published recently. In the first study of its kind, a team of interna
14、tional researchers looked at the damage caused by one of the pollutants that have the most severe impact on health: PM2.5.Particulate matter, or PM, is a type of air pollutant consisting of small particles of different sizes. PM2.5 has a diameter of fewer than 2.5 micrometers, about 30 times smaller
15、 than a human hair. These particles are so small that they can go into our respiratory system(呼吸系统), resulting in lung and systemic inflammation(炎症) and stress.The team found that something as simple as a daily vitamin B supplement could potentially reduce the impact of the tiny particles on the hum
16、an body, although they stressed that the research was in its early stages and the sample size was small.For this study, 10 volunteers were initially exposed to clean air and given a placebo(安慰剂) to check their responses. The group then took another placebo for four weeks before being exposed to heavily polluted air from downtown Toronto, where
