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1、1四川省兴文县四川省兴文县 20172017 高考英语一轮复习高考英语一轮复习 阅读理解选练（二）阅读理解选练（二） 阅读理解。阅读下列短文, 从给的四个选项 (A、B、C 和 D) 中, 选出最佳选项。US researchers have found traces of an ancient lake on Mars recently，increasing hopes of discovering evidence that billions of years ago the Red planet hosted life.The lake，which dates back some 3.4
2、 billion years，appears to have covered as much as 80 square miles and was up to 1,500 feet deep，said the team from the University of Colorado.“This is the first clear evidence of shorelines on the surface of Mars， ”said Boulder s research associate，Gaetano Di Achille，in a study published in the late
3、st edition of Geophysical Rese arch Letters.“The identification of the shorelines and accompanying geological evidence allows us to calculate the size and volume of the lake，which appears to have formed about 3.4 billion years ago.”Analysis of the images has shown the water carved out the canyon(溪谷)
4、in which it was found，which then opened out into a valley depositing(使淤积)sediment(沉积)which formed a delta(三角洲)“Finding shorelines is a great discovery to us， ”said assistant professor Brian Hynek，adding it showed the lake existed at a time when Mars was thought to have been cold and dry.Scientists b
5、elieve the oldest surfaces on Mars formed during the wet and warm era known as the Noachan epoch，about 4.1 billion to 3.7 billion years ago.The newly discovered lake is believed to date from the Hesperian era and postdates the end of the warm and wet period on Mars by 300 million years，according to
6、the study.Scientists believe deltas next to the lake may well hold secrets about past life on Mars as such places on Earth have become the natural deposits of organic carbon and other markers of life.1. The size of the lake found on Mars is_.A80 square milesB1,500 square milesC3.4 billion square mil
7、esD300 million square miles答案：A 细节理解题。根据第二段中“The lake，which dates back some 3.4 billion years，appears to have covered as much as 80 square miles”一句，可推知答案。2. When the lake existed，the weather on Mars was _.Ahot and wet Bwet and warmCcold and dry Dcold and wet答案：C 细节理解题。根据第六段中it showed the lake existe
8、d at a time when Mars was thought to have been cold and dry 知，答案为 C。23. Why do scientists think deltas near the lake may hold secrets about past life on Mars?A. Because similar places on Earth have become natural deposits of markers of life.BBecause someone has put secrets about past life on Mars th
9、ere.CBecause past life has been found in other deltas on Mars.DBecause some people are said to have already seen life marks there.答案：A 细节理解题。由原文最后一句可直接找到答案。4. Which of the following statements is NOT true according to the passage? AThe Noachan epoch was a wet and warm era.BThe lake might have existe
10、d 3 .4 billion years.CThe discovery can t fully prove that the Mars once hosted life.DThe lake traces prove that there exists life on Mars now.答案：D 推理判断题。由第一段内容可知火星上湖岸线的发现只是增加了人们发现亿万年前火星上曾经存在生命证据的可能性，但并不能推出火星上现在有生命。2016 高考训练题-阅读理解。阅读下列短文，从每题所给的四个选项（A、B、C、D）中，选出最佳选项。A new study suggests a natural met
11、hod to improve the mental and physical health of young adults. Researchers say the answer is a diet of more fruit and vegetables, which may make young people calmer, happier and more energetic in their daily life.Psychology researchers from New Zealands University of Otago studied the relationship b
12、etween day-to-day emotions and food consumption(消费). The study by Drs. Conner and her team , is published in the British Journal of Health Psychology.For the research, a total of 281 young adults completed all Internet-based daily food diary for 21 days. These participants completed a survey giving
13、details of their age, gender, weight and height. Those with a history of an eating disorder were not included. On each of the 21 days, participants logged into their diary each evening and wrote how they felt using nine positive and nine negative adjectives. They were also asked five questions about
14、 what they had eaten that day. Specifically, participants were asked to report the number of servings eaten of fruit ,vegetables and several categories of unhealthy foods like biscuits/cookies, potato crisps, and cakes/muffins. The results showed a strong day-to-day relationship between more positiv
15、e mood and higher 3fruit and vegetable consumption, but not other foods.To understand which comes firstfeeling positive or eating healthier foodsConner and her team ran other analyses and found that eating fruits and vegetables helped improvements in positive mood the next day, suggesting that healt
16、hy foods may improve mood.“After further analysis we thought that young people would need to consume about seven to eight total serving of fruits and vegetables perday to notice a meaningful positive change. One serving of fruit or vegetable is about the size that could fit in your palm, or half a cup,” Conner said.She adds that while this research shows a promising connection between healthy foods and healthy moods, further research is necessay.28.Wha
