【正文】 s and those who benefit most.（1）What is the main purpose of paragraph 1? A. Are you worried that these three types of jobs won39。 But not every job will be replaced by AI. In fact impressive feat is a useful example to show how artificial intelligence works—real AI. Both of Richard and AI take in massive amounts of data to achieve goals with unlimited memory and superman accuracy in a certain field.5．閱讀理解 以及結(jié)合文章內(nèi)容主要介紹了微笑能夠讓我們放松進(jìn)而有利于我們的健康，所以要健康那就要多微笑，所以選B。根據(jù)第二段中的“Dr. Chockalingam, a heart disease specialist in Columbia, advises his patients to smile. He says a smile may be one way to help your heart.”哥倫比亞的心臟病專家Chockalingam博士建議他的病人保持微笑。故選A。而且它可能會為每個(gè)人的心臟健康提供一點(diǎn)額外的保護(hù)。根據(jù)最后一段中的“If we are smiling, we are breaking that link between stress and health. And it just may provide a little extra protection to everyone39。故選C。根據(jù)第三段中的“If you are truly in danger, these hormones can help you.”如果你真的有危險(xiǎn)，這些荷爾蒙會幫助你。故選D。釋放出的化學(xué)物質(zhì)更積極。 （1）考查細(xì)節(jié)理解。s opinion? has the same effects as laughter. can be used to take the place of medicine. is better than any healthy lifestyle to health. can make our body produce beneficial chemicals.（2）What can we know about the mentioned stress hormones? can lower our blood pressure. will surely lead to heart diseases. can benefit us when we are in danger. will make us live an unhealthy lifestyle.（3）Why does Dr. Chockalingam think smiling is helpful to our health? can make us relax. increases sugar levels. has little bad side effects. can happen for no reason.（4）What can be the best title for the text? Thorough Analysis of the Causes of Heart Diseases Thing You Can Do Right Now to Help Your Heart Thing That Is Closely Connected with Stress Hormones Clear Connection Between Unhealthy Lifestyles and Heart Diseases【答案】 （1）D（2）C（3）A（4）B 【解析】【分析】本文是一篇說明文，哥倫比亞的心臟病專家Chockalingam博士建議多保持微笑，他認(rèn)為微笑可能是幫助心臟的一種方式。Once people smile, they are relaxing. This relaxation directly lowers blood pressure, improves sugar levels in the blood. If we are smiling, we are breaking that link between stress and health. And it just may provide a little extra protection to everyone39。 Researchers say the connection between stress and heart disease is still unclear. However, they claim that when people are stressed for long periods of time, they may have an unhealthy lifestyle, which can lead to health problems. s main stress hormone. It increases sugar in the bloodstream. If you are truly in danger, these hormones can help you. They are part of what we call our fightorflight response. Dr. Chockalingam, a heart disease specialist in Columbia, advises his patients to smile. He says a smile may be one way to help your heart. When we smile, the brain wiring changes. The chemicals that are released are more positive. He says smiling is the first step in fighting physical and emotional stress and its sometimes harmful effects on human health. This is not just New Age advice. Several studies support his opinion. 4．閱讀理解 ”故選A。與此同時(shí)，仍有很多工作要做，包括各種試驗(yàn)，以確保收音機(jī)能很好地配合硬件和基礎(chǔ)設(shè)施建設(shè)，這樣5G就不會只集中在大城市。s still a lot of work to be done in the meantime, including various trials to make sure the radios play nicely with hardware and infrastructure construction so 5G isn39。根據(jù)最后一段中的“But don39。故選D。根據(jù)第三段中的“This is notable because panies such as Apple are reportedly developing AR glasses to assist — or perhaps even replace — smartphones.”這一點(diǎn)值得注意，因?yàn)閾?jù)報(bào)道，蘋果(Apple)等公司正在開發(fā)增強(qiáng)現(xiàn)實(shí)眼鏡，以幫助——甚至取代——智能手機(jī)。故選C。 （2）考查詞義猜測?？芍?，作者在第一段想強(qiáng)調(diào)“5G光速快。根據(jù)第一段中的“Slowly but surely, we39。The importance of infrastructure construction.【答案】 （1）A（2）C（3）D（4）A 【解析】【分析】本文是一篇說明文，介紹了我們離5G世界越來越近了。Why 5G isn39。How to fully expand 5G coverage.B.Apple pany is developing AR glasses worldwideD.t e without AR glassesB.Explanation.（3）We can infer from the text that ________. A.C.Success.The internetconnected devices in our life.（2）What does the underlined word emblem in Paragraph 2 mean? A.The expectation of 5G world.C.t concentrated only in big cities.（1）What does the author want to stress in Paragraph 1? A.t get too excited. There39。s Mobile World Congress how smart glasses could bee faster and lighter with a 5G connection, because instead of being weighed down with ponents, the glasses could rely on hardware for processing power.t yet broken the mainstream, but tech panies are joyfully betting that these devices will eventually replace our smartphones. With 5G, that could actually happen. This is notable because panies such as Apple are reportedly developing AR glasses to assist — or perhaps even replace — smartphones.s lots of data behind that task, which is why we need high speed. “5G is one of those signs, along with artificial intelligence, of this ing data age,” said Steve Koenig, senior director of market research for the Consumer Technology Association. “The selfdriving vehicle is a great emblem of this data age, and that is to say, it is a sign of time, because with one single task, driving, you have massive amounts of data ing from the vehicle itself, and a variety of sensors are collecting a lot of information to model its environment as it moves. It39。we39。3．犇犇閱讀理解 故選C。 （4）考查推理判斷。根據(jù)第二段中的I think the potential of AI in healthcare like this is as big as the Industrial Revolution was—and signals a pletely new example in the way we manage healthcare. 楊教授認(rèn)為，人工智能在醫(yī)療保健領(lǐng)域的潛力與工業(yè)革命一樣大，以此類比，說明人工智能在醫(yī)療領(lǐng)域的影響力。故選C。 （2）考查細(xì)節(jié)理解。此處screen意為“篩查”。 （1）考查詞義猜測。It will promote the health service greatly.D.It helps patients recover earlier.B.To introduce the topic of superputers.D.To show the influence of AI.B.D. cases.C.B.nurse（2）How do superputers help save lives? A.spottreatfort The technology is the brainchild of Dr Vishal Nangalia,