大学英语四级6月18日题目.docx

大学英语四级6月18日题目【注意：图片可根据实际需要调整大小】卷面总分：10分答题时间：10分钟试卷题量：10题练习次数：4次问答题 （共10题，共10分）1.The fifth largest city in US passed a significant soda tax proposal that will levy (征税)1.5 cents per liquid ounce on distributors.Philadelphils new measure was approved by a 13 to 4 city council vote. It sets a new bar for similar initiatives across the country. It is proof that taxes on sugary drinks can win substantial support outside super-liberal areas. Until now, the only city to successfully pass and implement a soda tax was Berkeley, California, in 2014.The tax will apply to regular and diet sodas, as well as other drinks with adder sugar, such as Gatorade and iced teas. Its expected to raise $410 million over the next five years, most of which will go toward funding a universal pre-kindergarten program for the city.While the city council vote was met with applause inside the council room, opponents to the measure, including soda lobbyists, made sharp criticisms and a promise to challenge the tax in court."The tax passed today unfairly singles out beverages — including low —and no-calorie choices," said Lauren Kane, spokeswoman for the American Beverage Association. "But most importantly, it is against the law. So we will side with the majority of the people of Philadelphia who oppose this tax and take legal action to stop it."An industry-backed anti-tax campaign has spent at least $4 million on advertisements. The ads criticized the measure, characterizing it as a "grocery tax".Public health groups applauded the approved tax as step toward fixing certain lasting health issues that plague Americans. "The move to recapture a small part of the profits from an industry that pushed a product that contributes to diabetes, obesity and heart disease in poorer communities in order to reinvest in those communities will sure be inspirational to many other places," said Jim Krieger, executive director of Healthy Food America. "indeed, we are already hearing from some of t 正确答案： 46.B47.C48.D49.B50.A 本题解析： 暂无解析2.When travelling overseas, do you buy water in plastic bottles or take your chances with tap water? Imagine you are wandering about on a Thai island or __26__ the ruins of Angkor. Its hot so you grab a bottle of water from a local vendor. Its the safe thing to do, right? The bottle is __27__ , and the label says "pure water". But maybe whats inside is not so __28__ . Would you still be drinking it if you knew that more than 90 percent of all bottled water sold around the world __29__ microplastics?Thats the conclusion of a recently __30__ study, which analysed 259 bottles from 11 brands sold in nine countries, __31__ an average of 325 plastic particles per litre of water. These microplastics included a __32__ commonly known as PET and widely used in the manufacture of clothing and food and __33__ containers. The study was conducted at the State University of New York on behalf of Orb Media, a journalism organisation. About a million bottles are bought every minute, not only by thirsty tourists but also by many of the 2.1 billion worldwide who live with unsafe drinking water.Confronted with this __34__ , several bottled-water manufacturers including Nestle and Coca-Cola undertook their own studies using the same methodology. These studies showed that their water did contain microplastics, but far less than the Orb study suggested. Regardless, the World Health Organisation has launched a review into the __35__ health risks of drinking water from plastic bottles.A) adequateB) admiringC) containsD) defendingE) evidenceF) instantG) liquidH) modifiedI) naturalJ) potentialK) releasedL) revealingM) sealedN) solvesO) substance 正确答案： 26.B27.M28.I29.C30.K31.L32.O33.G34.E35.J 本题解析： 暂无解析3.Professor Ashok Goel of Georgia Tech developed an artificially intelligent teaching assistant to help handle the enormous number of student questions in the online class, Knowledge-Based Artificial Intelligence. This online course is a core requirement of Georgia Techs online Master of Science in Computer Science program. Professor Goel already had eight teaching assistants, but that wasnt enough to deal with the overwhelming number of daily questions from students.Many students drop out of online courses because of the lack of teaching support. When students feel isolated or confused and reach out with questions that go unanswered, their motivation to continue begins to fade. Professor Goel decided to do something to remedy this situation and his solution was to create a virtual assistant named Jill Watson, which is based on the IBM Watson platform.Goel and his team developed several versions of Jill Watson before releasing her to the online forums. At first, the virtual assistant wasnt too great. But Goel and his team sourced the online discussion forum to find all the 40,000 questions that had ever been ask。