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1、Unit 5 Meeting your ancestors (建议用时：35分钟).阅读理解A(2020陕西部分学校摸底)Three boys were enjoying themselves in their hometown of Bovina, Mississippi. However, their lives were turned upside down when they discovered the jawbone of a Mastodon(乳齿象)Brothers Shawn and Caid Sellers and their cousin Michael Mahalitc
2、 found the prehistoric bone in a piece of earth that was recently plowed. “I thought it was a log，” Caid said. “I tried to pick it up and it was really heavy and I saw teeth on it.” The bone weighed about 50 pounds. They eventually got the bone to their home and fitted it in their bathtub, but it to
3、ok their collective strength, might and a golf cart, to carry the large Mastodon bone.“They didnt expect to find that，” Michaels mom said. “Now they believe that they will be more aware of their surroundings and what theyre digging up when they are digging and playing.”“Weve gotten a lot of petrifie
4、d(石化的) wood and Civil War relics from the area and thats what I thought it was，” the brothers mother said. “This is our first set of teeth weve found. So we thought it was their imagination. We were quite surprised to see that it was not their imagination.”They were exploring near the brothers home.
5、 Its surprising that they saw what they thought resembled a fossil. It was the curator of paleontology(古生物学负责人) of the Mississippi Museum of Natural Science, George Phillips, who first identified the bone as a “very mature individual”The Mastodon was a mammal who lived during the prehistoric times.
6、They had long tusks and trunks, like elephants. They were clearly different from their modern day counterparts, as well as woolly mammoths(猛犸)【解题导语】美国密西西比州的三个男孩在玩耍的时候无意中发现了乳齿象的下颌骨，起初他们并不知道这是史前动物的遗骸。他们发现的遗骸对史前生物的研究有一定的促进作用。1How did they find the jawbone of a Mastodon?AWith great efforts.BBy chance.CI
7、nstructed by an expert. DThrough imagination.B解析：细节理解题。根据第一段“Three boys were enjoying themselves.discovered the jawbone of a Mastodon(乳齿象)”可知，他们是在玩耍的时候无意中发现乳齿象的下颌骨的。2The discovery of the jawbone of a Mastodon is important mainly because it _Ahelps people to know more about the Civil WarBteaches kids
8、 to be more aware of their surroundingsCpromotes the research on more prehistoric creaturesDattracts the Mississippi Museum of Natural ScienceC解析：推理判断题。根据倒数第二段中的“who first identified the bone as a very mature individual”并结合倒数第一段可知，乳齿象下颌骨的发现可以促进对史前生物的研究。3Which of the following can be the best title f
9、or the article?APrehistoric Bones Recently Found in MississippiBNot Petrified Wood nor Civil War RelicsCFirst Identifying Bone as a “Very Mature Individual”DUnexpectedly Discovering Mastodon JawboneD解析：标题归纳题。根据第一段并结合文章其他内容可知，美国密西西比州的三个男孩在玩耍的时候无意中发现了乳齿象的下颌骨，起初他们并不知道这是史前动物的遗骸，他们发现的遗骸对史前生物的研究有一定的促进作用，故
10、D项最适合作文章标题。B(2020安徽六校联考)The American dream is the faith held by many people in the United States of America that through hard work, courage, creativity and determination, they can achieve a better life for themselves. More specifically, they agree on how to get ahead in America: get a college educat
11、ion, find a reliable job, and buy their own house. But do Americans still believe in that path, and if they do, is it attainable?The most recent National Journal poll asked participants about the American dream, what it takes to achieve their goal, and whether or not they felt the control over their
12、 ability to be successful. Obviously, the results show that today, the idea of the American dream and what it takes to achieve it looks quite different from it did in the late 20th century. Generally speaking, people felt that their actions and hard worknot outside forcewere deciding their lives. Bu
13、t the participants had definitely mixed feelings about what actions make for a better life in the current economy.In the last seven years, Americans have grown more pessimistic(悲观的) about the power of education to lead to success. Even though they see going to college as a fairly achievable goal, a
14、majority52 percentthink that young people do not need a 4year college education in order to be successful.Miguel Maeda, 42, who has a masters degree and works in public health, was the first in his family to go to college, which has allowed him to achieve a sense of financial stability(稳定) his paren
15、ts and grandparents never did. While some, like Maeda, emphasized the value of degree rather than the education itself, others still see college as a way to gain new viewpoints and life experiences. To Fendley, a sense of drive and purpose, as well as an effective highschool education, and basic lif
16、e skills, like balancing a checkbook(支票簿), are the necessary elements for a successful life in America.【解题导语】本文是一篇说明文。一项民意测验表明，美国人现在不像以前那么相信美国梦了，有一半多的美国人认为不接受大学教育也可以成功。4It used to be commonly acknowledged that to succeed in America, one had to have _Aa sense of drive and purposeBan advanced academic degreeCa firm belief in his or her dreamDan ambi
