【问答题】 When we think of animals and plants, we have a pretty good way of dividing them into two distinct groups: one converts sunlight into energy and the other has to eat food to make its energy. Well, those dividing lines come crashing down with the discovery of a sea slug (海蛞蝓) that's truly half animal and half plant. It's pretty incredible how it has managed to hijack the genes of the algae (藻类) on which it feeds.

【问答题】 Textbooks represent an 11 billion dollar industry, up from $8 billion in 2014. Textbook publisher Pearson is the largest publisher -- of any kind -- in the world.

【问答题】 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 Tech's online Master of Science in Computer Science program. Professor Goel already had eight teaching assistants, but that wasn't enough to deal with the overwhelming number of daily questions from students.

【问答题】 For this part, you are allowed 30 minutes to write a letter to a foreign friend who wants to teach English in China. Please recommend a city to him. You should write at least 120 words but no more than 180 words.

【问答题】 For this part, you are allowed 30 minutes to write a letter to a foreign friend who wants to learn Chinese. Please recommend a place to him. You should write at least 120 words but no more than 180 words.

【问答题】 The practice of paying children an allowance became popular in America about 100 years ago. Nowadays, American kids on average receive about $ 800 per year in allowance. But the vast majority of American parents who pay allowance tie it to the completion of housework. Although many parents believe that paying an allowance for completing chores benefits their children, a range of experts expressed concern that tying allowance very closely to chores may not be ideal. In fact, the way chores work in many households worldwide points to another way.

【问答题】 A) Along with old classics like "carrots give you night vision" and "Santa doesn't bring toys to misbehaving children", one of the most well-worn phrases of tired parents everywhere is that breakfast is the most important meal of the day. Many of us grow up believing that skipping breakfast is a serious mistake, even if only two thirds of adults in the UK eat breakfast regularly, according to the British Dietetic Association, and around three-quarters of Americans.

【问答题】 Finally, some good news about airplane travel. If you are on a plane with a sick passenger, you are unlikely to get sick. That is the __26__ of a new study that looked at how respiratory (呼吸道) viruses __27__ on airplanes. Researchers found that only people who were seated in the same row as a passenger with the flu, for example -- or one row in front of or behind that individual -- had a high risk of catching the illness. All other passengers had only a very __28__ chance of getting sick, according to the findings. Media reports have not necessarily presented __29__ information about the risk of getting infected on an airplane in the past. Therefore, these new findings should help airplane passengers to feel less __30__ to catching respiratory infections while traveling by air.

【问答题】 In recent years, a growing body of research has shown that our appetite and food intake are influenced by a large number of factors besides our biological need for energy, including our eating environment and our perception of the food in front of us.

【问答题】 There’re three main types of financial stress people encounter. The first type is apparent in people being stressed about the 26 ups and downs of investment markets-actually not so much the ups but 27 the downs. These people are usually unable or unprepared to endure the long haul.

【问答题】 When is cleaning walls a crime? When you're doing it to create art, obviously. A number of street artists around the world have started expressing themselves through a practice known as reverse graffiti (涂鸦).They find dirty surfaces and paint them with images or messages using cleaning brushes or pressure hoses (高压水管). Either way, it's the same principle: the image is made by cleaning away the dirt. Each artist has their own individual style but all artists share a common aim: to draw attention to the pollution in our cities. The UICs Paul Curtis, better known as Moose, operates around Leeds and London and has been commissioned by a number of companies to make reverse graffiti advertisements.

【问答题】 A)I still remember my fourth-grade social studies project. Our class was studying the Gold Rush, something all California fourth-graders learned. I was excited because I had asked to research Chinese immigrants during that era. Growing up in the San Francisco Bay Area, I had always known that “San Francisco” translated to “Gold Mountain” in Chinese. The name had stuck ever since Chinese immigrants arrived on the shores of Northern California in the 1850s, eager to try their luck in the gold mines. Now l*d have the chance to learn about them.

【问答题】 [A] Too often still, we think we know what poverty looks like. It’s the way we’ve been taught, the images we’ve been force-fed for decades. The chronically homeless. The undocumented immigrant. The urban poor, usually personified as a woman of color, the “welfare queen” politicians still too often reference.

【问答题】 When my son completes atask, I can't help but praise him. I's only natural to give praise where praise is due. right? But is there such a thing as too much praise? According to psychologist Katherine Phillip, children don't benefit from 26_____ praise as much as we' d like to think "Parents often praise, bclicv ing thoy are building thcir child's sclf confidencc. Howcvcr,ovcr-praising can have a 27_____effect," says Phillip "When we use the same praise 28_____，it may become empty and no longer valued by the child. It can also become an expectation that anything they do must be 29_____ with praise. This may lead to the child avoiding taking risks due to fearof 30_____ their parents"

【问答题】 Forests in countries like Brazil and the Congo get a lot of attention from environmentalists, and it is easy to see why. South America and sub-Saharan Africa are experiencing deforestation on an enormous scale: every year almost 5 million hectares are lost. But forests are also changing in rich Western countries. They are growing larger, both in the sense that they occupy more and that the trees in them and bigger. What is going on?

【问答题】 Boredom has, paradoxically, become quite interesting to academics lately. In early May, London’s Boring Conference celebrated seven years of delighting in dullness. At this event, people flocked to talks about weather, traffic jams, and vending-machine sounds, among other sleep-inducing topics.

【问答题】 For this part, you are allowed 30 minutes to write on the topic Changes in the Way of Education. You should write at least 120 words but no more than 180 words.

【问答题】 Directions: For this part, you are allowed 30 minutes to write an essay on are people becoming addicted to technology. You should write at least 120 words but no more than 180 words.

【问答题】 For this part, you are allowed 30 minutes to write on the topic Changes in the Way of communication.You should write at least 120 words but no more than 180 words. 

【问答题】 For this part, you are allowed 30 minutes to write on the topic Changes in the Way of Transportation. You should write at least 120 words but no more than 180 words. 

【问答题】 铁观音 (Tieguanyin) 是中国最受欢迎的茶之一，原产自福建省安溪县西坪镇。如今安溪全县普遍种植，但该县不同地区生产的铁观音又各具风味。铁观音一年四季均可采摘，尤以春秋两季采摘的茶叶品质最佳。铁观音加工非常复杂，需要专门的技术和丰富的经验。铁观音含有多种维生素，喝起来口感独特。常饮铁观音有助于预防心脏病、降低血压、增强记忆力。

【问答题】 普洱(Pu'er)茶深受中国人喜爱,最好的普洱茶产自云南的西双版纳(Xishuangbanna)，那里的气候和环境为普洱茶树的生长提供了最佳条件。普洱茶颜色较深,味道与其他的茶截然不同。普洱茶泡(brew)的时间越长越有味道。许多爱喝的人尤其喜欢其独特的香味和口感。普洱茶含有多种有益健康的元素,常饮普洱茶有助于保护心脏和血管,还有减肥、消除疲劳和促进消化的功效。

【问答题】 Directions: For this part, you are allowed 30 minutes to write an essay on whether violent video games online will cause students’ violent behaviors. You should write at least 120 words but no more than 180 words.

【问答题】 龙井 (Longing) 是一种绿茶，主要产自中国东部沿海的浙江省。龙井茶独特的香味和口感为其赢得了“中国名茶”的称号，在中国深受大众的欢迎，在海外饮用的人也越来越多。龙井茶通常手工制作，其价格可能极其昂贵，也可能比较便宜。这取决于生长地、采摘时间和制作工艺。龙井茶富含维生素C和其它多种有益健康的元素。经常喝龙井茶有助于减轻疲劳，延缓衰老。

【问答题】 微博名人的言论

【问答题】 裸婚(down-to-earth marriage )是一种新的结婚方式，指的是一对恋人没有房子、没有车、不办婚礼、不度蜜月甚至没有婚戒，只领取结婚证（marriage certificate)的结婚方式。这种形式的结婚最低成本只有9元钱。现代年轻人的生活压力较大，而且强调爱情的独立，必须有房再结婚或者大肆操办婚事的传统在年轻一代中被削弱。许多人都相信裸婚是两个人纯粹爱情的见证。

【问答题】 Directions:In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre. You may not use any of the words in the bank more than once.

【问答题】 火锅

【问答题】 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. It's hot so you grab a bottle of water from a local vendor. It's the safe thing to do, right? The bottle is __27__ , and the label says "pure water". But maybe what's 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?

【问答题】 中国汉族人的全名由姓和名组成。中文姓名的特点是，姓总是在前，名跟在其后。千百年来，父姓一直世代相传。然而，如今，孩子跟母亲姓并不罕见。一般来说，名有一个或两个汉字，通常承载父母对孩子的愿望。从孩子的名字可以推断出父母希望孩子成为什么样的人，或者期望他们过什么样的生活。父母非常重视给孩子取名，因为名字往往会伴随孩子一生。

【问答题】 茶拥有5000年的历史。传说，神农氏( Shen Nong)喝开水时，几片野树叶子落进壶里开水顿时散发出宜人的香味。他喝了几口，觉得很提神。茶就这样发现了。

【问答题】 茅台(Moutai)是中国最有名的白酒，在新中国成立前夕，被选为国宴用酒。

【问答题】 鱼是春节前夕餐桌上不可或缺的一道菜，因为汉语中“鱼”字的发音与“余”字的发音相同。正由于这个象征性的意义，春节期间鱼也作为礼物送给亲戚朋友。鱼的象征意义据说源于中国传统文化。中国人有节省的传统，他们认为节省得愈多，就感到愈为安全。今天，尽管人们愈来愈富裕了，但他们仍然认为节省是一种值得弘扬的美德。

【问答题】 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.

【问答题】 A) Getting around a city is one thing -- and then there's the matter of getting from one city to another. One vision of the perfect city of the future: a place that offers easy access to air travel.In 2011, a University of North Carolina business professor named John Kasarda published a book called Aerotropolis: The Way We'll Live Next. Kasarda says future cities should be built intentionally around or near airports. The idea, as he has put it, is to offer businesses "rapid, long-distance connectivity on a massive scale."

【问答题】 生活在中国不同地区的人们饮食多种多样。北方人主要吃面食，南方人大多吃米饭。在沿海地区，海鲜和淡水水产品在人们饮食中占有相当大的比例，而在其他地区人们的饮食中，肉类和奶制品更为常见。四川、湖南等省份的居民普遍爱吃辛辣食物，而江苏和浙江人更喜欢甜食。然而，因为烹饪方式各异，同类食物的味道可能会有所不同。

【问答题】 Directions: For this part, you are allowed 30 minutes to write a letter to a foreign friend who wants to study in China. Please recommend a university to him. You should write at least 120 words but no more than 180 words.

【问答题】 中国，地球上最吸引人的国家之一，有5000多年的历史，是目前全球第二大经济体(the second largest economy)。随着广泛的经济改革，中国正经历着显著、快速的变化。1949年以前的中国极端贫困、收入不平衡(incomeinequalities)、国家不安全。由于经济改革，从1980年开始，人民的生活水平开始提升至基本水平之上。全国人口有了足够的食物、衣服和住房，普通家庭可以吃得起各种各样的食物，穿得上时尚的衣服。

【问答题】 Directions: For this part, you are allowed 30 minutes to write a letter to a foreign friend who wants to teach English. Please recommend a city to him. You should write at least 120 words but no more than 180 words.

【问答题】 灯笼起源于东汉, 最初主要用于照明。在唐代，人们用红灯笼来庆祝安定的生活。从那时起，灯笼在中国的许多地方流行起来。灯笼通常用色彩鲜艳的薄纸制作，形状和尺寸各异。在中国传统文化中，红灯笼象征生活美满和生意兴隆，通常在春节、元宵节和国庆等节日期间悬挂。如今，世界上许多其他地方也能看到红灯笼。

【问答题】 A)Broad demographic (人口的）shifts in marital status, educational attainment and employment have transformed the way young adults in the U. S. are living, and a new Pew Research Center analysis highlights the implications of these changes for the most basic element of their lives -- where they call home. In 2014, for the first time in more than 130 years, adults ages 18 to 34 were slightly more likely to be living in their parents' home than they were to be living with a spouse or partner in their own household.

【问答题】 Just because they can't sing opera or ride a bicycle doesn't mean that animals don't have culture. There's no better example of this than killer whales. As one of the most __26__ predators （食肉动物）, killer whales may not fit the __27__ of a cultured creature. However, these beasts of the sea do display a vast range of highly __28__ behaviors that appear to be driving their genetic development.

【问答题】 People have grown taller over the last century, with South Korean women shooting up by more than 20cm on average, and Iranian men gaining 16.5cm. A global study looked at the average height of 18-year-olds in 200 countries between 1914 and 2014.

【问答题】 According to the majority of Americans, women are every bit as capable of being good political leaders as men. The same can be said of their ability to dominate the corporate boardroom. And according to a new Pew Research Center survey on women and leadership, most Americans find women indistinguishable from men on key leadership traits such as intelligence and capacity for innovation, with many saying they're stronger than men in terms of being passionate and organized leaders.

【问答题】 Online programs to fight depression are already commercially available. While they sound efficient and cost-saving, a recent study reports that they are not effective, primarily because depressed patients are not likely to engage with them or stick with them.

【问答题】 Most kids grow up learning they cannot draw on the walls. But it might be time to unlearn that training-this summer, a group of culture addicts, artists and community organizers are inviting New Yorkers to write all over the walls of an old house on Governor's Island.

【问答题】 For this part, you are allowed 30 minutes to write a news report to your campus newspaper on a visit to a Hope Elementary School organized by your Student Union. You should write at least 120 words but no more than 180 words.

【问答题】 剪纸是中国民间艺术的一种独特形式，已有2000多年历史。剪纸很可能源于汉代，继纸张发明之后。从此，它在中国的许多地方得到了普及。剪纸用的材料和工具很简单：纸和剪刀。剪纸作品通常是用红纸做成的，因为红色在中国传统文化中与幸福相联。因此，在婚礼、春节等喜庆场合，红颜色的剪纸是门窗装饰的首选。

【问答题】 For this part, you are allowed 80 minutes to write a news report to your campus newspaper on a volunteer activity organized by your Student Union to assist elderly people in the neighborhood. You should write at least 120 words but no more than 180 words.

【问答题】 Thinking small, being engaging, and having a sense of humor don't hurt. Those are a few of the traits of successful science crowdfunding efforts that emerge from a recent study that examined nearly 400 campaigns. But having a large network and some promotional skills may be more crucial.

【问答题】 A) We've always been a hands-on, do it-yourself kind of nation. Ben Franklin, one of America's founding fathers, didn't just invent the lightning rod. His creations include glasses, innovative stoves and more.

【问答题】 Ships are often sunk in order to create underwater reefs （暗礁） perfect for scuba diving （水肺式潜泳） and preserving marine __26__. Turkish authorities have just sunk something a little different than a ship, and it wouldn't normally ever touch water, an Airbus A300. The hollowed-out A300 was __27__ of everything potentially harmful to the environment and sunk off the Aegean coast today. Not only will the sunken plane __28__ the perfect skeleton for artificial reef growth, but authorities hope this new underwater attraction will bring tourists to the area.

【选择题】 真蛋白质消化率是评价（　　）。

【选择题】 下列与婴儿生长发育特点不符合的是（　　）。

【选择题】 孕前体重正常，其适宜的孕期增重范围为（　　）kg。

【选择题】 菌藻类食物具有（　　）。

【选择题】 某地区种植的蔬菜中硝酸盐和亚硝酸盐的含量较高，为降低其含量可使用（　　）。

【选择题】 营养学中的膳食结构是指（　　）。

【选择题】 味精在pH不同的情况下，鲜味有所不同，味精在pH（　　）时鲜味最强。

【选择题】 奶作为学龄前儿童钙的最佳来源，适宜的饮用量为每天（　　）。