【正文】 ple are reportedly developing AR glasses to assist — or perhaps even replace — smartphones.故選C。me International d39。根據(jù)第一段中的“man has been the measure of many, if not all, things ”以及下文提到的用作計量單位的手、腳、谷物重量和參考角豆種子重量的磅可知，本段主要講述了不同的東西被用作計量單位。Unit233。C項幽默風趣，能吸引讀者的注意，并切中文章的主題。故選B。t be silly any more, women!eating together in the evening is a good way to municate for couplesD.less in fat and sugardon39。 Women also use food as a fort when dealing with emotional stress and have been found to gain weight when a relationship ends, while the same finding has not been observed in men. It leads men to eat more light meals, such as salads, fruit and vegetables, while women choose to make creamier, heavier dishes curry or rich pasta sauces, which may please their partner. Women still have the strongest longterm influence over the couple39。 The research shows that women are more likely to put on weight and increase their consumption of foods high in fat and sugar when they move in with their partner try to eat foods that their girlfriends like（2）The underlined word light (in Paragraph 4) probably means ________. A.s Human Nutrition Research Centre, ________. A.couples will not change their dietary habits and lifestyle to please their partnerD.B.故選D?？蛇xA。s measurement bodies are almost certain to approve a decision that will mean four out of the seven base SI units, including the kilogram, will follow the other three, including the metre, in being redefined in terms of the values of physical constants (物理常數(shù)).Each of the chosen constants has been measured incredibly precisely, which would mean that from May 20th 2019 the constants will themselves be fixed at their current values for ever. Any laboratory in the world will then be able to measure, for example, the mass of an object as precisely as the accuracy of their equipment will allow.（1）What does Paragraph 1 mainly tell us? went before libra in measurement. things used to be adopted as measures. were accepted as measures by the Romans. measurement systems were gradually formed.（2）How does the author develop the second paragraph? time order. analysis. space order. parison.（3）Which of the following countries used SI as an official measurement? ....（4）What will the world39。故選D。 （4）考查細節(jié)理解。 Slowly but surely The difference between 4G and 5G.D.5G helps to create the artificial intelligence vehicleC. （1）考查段落大意。 （3）考查推理判斷。t concentrated only in big cities.”但是不要太激動。 The average American consumes nearly a pound and a half of me every year, in tea, on toast, and beyond. If I do say so myself, I am a timeless treasure. Literally—I never go bad.C.Bees39。Bees39。re thinking about avoiding an attack, that bee is focused on something else entirely可知，當你在想如何避免蜜蜂的攻擊時，其實蜜蜂完全專注于其他的東西——蜜，由此可知me指的就是蜜，故選D。 Now, that may be changing. A new environmentallyfriendly shopping model was recently launched at the World Economic Forum in Davos, Switzerland. This shopping model, called Loop, aims to replace throwaway containers with reusable ones.Advocate zerowaste lifestyle.C.The milkman model.（3）Which countries is Loop expected to expand to by 2020? A.B.The concerns of future shopping.【答案】 （1）A（2）C（3）D（4）A 【解析】【分析】本文是一篇說明文，介紹美國一家公司推出一種新的零浪費購物模式。 （3）考查細節(jié)理解。 Currently, an estimated 50 percent of adults over the age of 85 need assistance with every day activities such as preparing meals and taking medication and the annual cost for this assistance in the US is nearly $2 trillion. With the number of adults over 85 expected to triple by 2050, researchers hope that technologies like RAS and the WSU smart home will relieve some of the financial strain on the healthcare system by making it easier for older adults to live alone.Through sensors.Through a mobile robot.D.Elderly people leave the nursing home. （3）考查推理判斷。 s ment mean in ？ A.They can send information to brain more quickly than to their eyes.（4）What will a tiger beetle have to do to catch a moving prey? A.s ability to perceive（感知）time is linked to their pace of life.”可知，據(jù)一組研究人員稱，動物感知時間的能力與它們的生活節(jié)奏有關(guān)，由此可知，文中提到的這個研究是關(guān)于動物的時間感知的，故選D。 【點評】本題考點涉及細節(jié)理解和推理判斷兩個題型的考查，是一篇科研類閱讀，考生需要準確捕捉細節(jié)信息，并根據(jù)上下文進行邏輯推理，從而選出正確答案。 Horstmann and his coauthor were studying this effect for its application in the creation of artificialintelligence avatars(虛擬頭像) when Horstmann took a long look at the Mona Lisa and realized she wasn39。B。 So why do people repeat the belief that her eyes seem to follow the viewer? Horstmann isn39。 This is important for human interaction with onscreen characters. If you want someone off to the right side of a room to feel that a person onscreen is looking at him or her, you don39。s degrees off to the observer39。根據(jù)第二段中的“the importance of time perception in animals where the ability to perceive time in a very short time may be the difference between life and death for fast moving creatures.”可知，對于能快速移動的動物而言，在極短的時間內(nèi)感知時間的能力可能是生與死的區(qū)別，由此可知，Kevin Healy說的意思是快速移動的動物的生存依賴于它們對時間的感知能力，故選A。Animals with quicker pace of life have better perception of time.C.In parison, the tiger beetle(虎甲蟲)runs faster than its eyes can keep up, basically being blind, which requires it to stop periodically to reevaluate its prey39。According to a team of researchers, an animal39。 （4）考查主旨大意。Older adults have benefited from RAS.【答案】 （1）A（2）B（3）C（4）B 【解析】【分析】本文是一篇說明文，介紹了一款由美國華盛頓州立大學的科學家們研發(fā)的機器人，可以幫助那些癡呆或有身體缺陷的老年人在家里過上自立的生活。Smart Home Tests first elderCare robot.C.s Minor39。B.Through their daily activities.（2）What can we know about RAS? A. A robot created by Washington State University (WSU) scientists could help elderly people with dementia (癡呆) and other li