1 . There aren’t enough resources to identify and cure the factors that are causing populations of animals around the world to decline. Artificial intelligence might have the power to change that.

When an endangered seabird hits a power line, it ________ “very much like the laser noise from Star Wars,” says preservation biologist Marc Travers. He should know, as his team from the Endangered Seabird Recovery Project recorded thousands of hours of audio to determine if power lines ________ local seabirds. Travers was trying to establish how ________ birds were killed by power lines on the island of Kauai in Hawaii in 2011.

His team recorded 600 hours of audio and sent the recordings to Preservation Metrics, a company that assists preservation efforts with AI ________. Preservation Metrics used a program to “listen” to the recordings and check off the sounds that signified bird electrocutions (电击). The result was ________, as the number of bird electrocutions was in the thousands. ________ proof that power lines were killing a significant number of birds, the team worked with the local utility (公共设施) service to reduce bird deaths.

In science fiction stories such as The Matrix, AI-powered machines take over the world and end life on the planet as we know it. But ________, programs that use AI to sort through mountains of data might just save some species from disappearing permanently.

By many ________, humans have been poor keepers of the planet. Humans have altered as much as 97 percent of land ecosystems. Key populations of monitored animals have declined as much as 68 percent since 1970. The decline in ________ around the world has created a miserable situation. Preservation efforts ________ key resources they need to be effective.

Humans, ________, fortunately have AI-based tools that can help now. AI can quickly and accurately sort through large amounts of data created by observations in the field. Then other programs such as PAWS (Protection Assistant for Wildlife Security) can help analyse the data and suggest the most effective ways to focus preservation efforts.

In large national parks and wildlife reserves, ________ hunters are a danger for animals both big and small. Some animals are worth a lot of money on the black market. Park keepers are left with a(n) ________ task because there is too much land to cover. But the PAWS programme allows park keepers to focus their efforts. PAWS has even ________ the existence of trap lines in areas not yet watched by park keepers!

We still face many challenges to ________ the loss of wildlife, but AI-powered programs promise to be a powerful preservation tool.

3 . I often thought carefully and seriously about what my mother had said. At thought of my past conduct, a blush (脸红) of ______ rose to my cheeks, as many little acts of ______ and unkindness came back to my memory. So I decided that for the future, both in great things and small, I would ______ the Golden Rule.

It was not long after this that an ______ occurred of trying my principles. One Saturday evening when I went to Farmer Thompson’s inn to ______ the charge of my mother’s washing for the boarders. He was obviously busy ______ with some horse dealers and hardly noticing me as I made my ______, except to swear at me, as usual, he ______ handed me a banknote.

Glad to ______ so easily, I hurried out of the gate，and then, pausing to pin the ______ in my folded scarf. I ______ that he had given me two bills instead of one and my first impulse was joy at the ______ prize. “It is mine, all mine,” I said to myself. At that moment I _____ what my mother told me: Don’t do what ______ wouldn’t like others to do on you. Turning round, I ______ along the road with breathless speed until I found myself once more at Farmer Thompson’s gate.

“What do you ______ now?” asked the old fellow, as he saw me again.

“Sir, you paid me two bills, instead of one.” said I, ______ in every limb.

“Two bills? Did I? Let me see; well, so I did. Well, I am glad you are ______.”

I returned home with a ______ heart. I felt grateful that I practiced my life ______.

4 . A scientist _______ several monkeys in order to study animal psychology. He took a glass bottle, _______ its cork (瓶塞) and put two peanuts inside it. The peanuts dropped to the bottom and were easily seen from the outside. He then passed the bottle to a monkey, who shook it _______ for a long while and was able to get the peanuts when they _______ fell out. The scientist then put some peanuts into the bottle again _______ he had done before and showed the monkey that it only needed to turn the bottle upside down for the peanuts to drop out. _______ the monkey always ignored his _______. Each time it just shook the bottle frantically, with great _______ but without necessarily achieving _______ result.

Now the question is why the monkey was unable to understand ________ the scientist instructs. ________ because all its attentions was focused on the peanuts. Instead, it must take its eyes off the peanuts and quickly ________ its attention to the ________ movement of the scientist and the way the bottle was turned upside down. To achieve this, it had to calm down and not be ________ by the impulse (诱惑) of its appetite. Yet the monkey was not able to understand this. It is the instance like this that reveals the monkey’s some psychology is just like ________ of human beings.

5 . Amazon.com Inc. is checking out of China’s fiercely competitive domestic e-commerce market. The company told sellers on Thursday that it would no longer ______ its third - party online marketplace or provide seller services on its Chinese website, Amazon.cn. ________,domestic companies will no longer be able to sell products to Chinese consumers on its e-commerce platform.

The decision marks an end to a long ________ by America’s e-commerce giants in the Chinese market. The firms entered the Chinese market with great attention in the early 2000s, only to ________ in the face of competition from China’s faster - moving Internet giants.

Amazon has been in talks to ________ its e-commerce business for goods imported into China with a Chinese competitor, NetEase Inc.’s Kaola, in a stock - for - stock transaction（交易）, according to a person familiar with the matter. That would remove the Amazon name from ________ e-commerce in China. Neither company would confirm the progress or details of those ________, nor would they say if they are continuing.

In a written statement, Amazon said it remained ________ to China through its global stores, Kindle businesses and web services. Amazon China’s president would leave to take on another role within the company, the company said. The China consumer - business team will report ________ to the company’s global team.

When Amazon first entered China in 2004 with the _________ of Joyo.com, it was the largest online seller for books, music and video there. Most Chinese consumers were using cash - on - delivery as their to form of ________. Today, Amazon China chiefly caters to customers looking for imported international goods such as cosmetics and milk powder and is a(n) ________ player in the booming Chinese e-commerce market.

Amazon China commanded just 6% of gross market volume in the niche（细分的）cross - border e-commerce market in the fourth quarter of 2018, versus NetEase Kaola’s 25% ________ and the 32% held by Alibaba Group Holding Ltd.’s Tmall International

Chinese consumers are becoming more fascinated with ________ brands. In 2011, 85% of Chinese consumers said they would always buy a foreign brand over a domestic one. By 2016, 60% of respondents said they preferred domestic over foreign brands. Shaun Rein, China Market research’s founder, said American e-commerce giants ________ obstacles in China because they didn’t offered the products or user experience that consumers were looking for.

6 . Concerns about the harm caused by “too much” screen time—particularly when it is spent on social media—are widespread. But working out what a “healthy” ___ might be is far from easy.

Some negative experiences on social media—like ____ how your appearance compares to others—do affect some children. However, this does not mean that technology use in ____ is harmful and it is difficult to make claims about how it will affect different people.

Consider the picture painted by a UNICEF review of existing research into the effects of digital technology on children’s ____ comfort, including happiness, mental health and social life. Rather than stating that social media was harmful, it suggested a more ____ effect.

The UNICEF report highlighted a 2017 study that examined 120,000 UK 15-year-olds. Among those teenagers who were the lightest users, it was found that increasing the time spent using technology was linked to ____ comfort—possibly because it was important for keeping up friendships. ____, among the heaviest users of technology, any increase in time was linked to lower levels of comfort. Overall, the UNICEF study suggested that some screen time could be good for children’s mental health.

A broader look at evidence provided by some other high quality studies again suggests the story is not ____. An early study in 2013 looked at how the television and video game habits of 11,000 UK five-year-olds affected them two years later. It is one of few studies actually ____ the effects of technology over time. It suggested that, compared with children who watched one hour of television or less on a weekday, a small increase in conduct problems was seen among those who watched more than three hours each day. Playing electronic games, however, was not seen as leading to a greater ____ of friendship or emotional problems.

So how much time should our children spend looking at screens? It is difficult to be ____ as different people spend time online in such different ways. A useful comparison might be with sugar. Broadly speaking, people ____ that too much sugar can be bad for your health. But the effect it might have can depend on many factors, from the type of sugar to the person and the amount. We would not ____ trust anyone who claims to predict how someone is affected by consuming one gram of sugar. The same could be said for ____ usage: the outcomes depend on so many factors that only very ___ predictions are possible.

7 . The notion of building brand personality is promoted by Starbucks as a part of company culture to embed meaning in their products and thus attract more customers.

Starbucks literally changed the definition of “a good cup of coffee”. For Starbucks, the brand had three elements: coffee, ________ and stores. Strict control over the quality and processing of the beans ________ that the coffee would be of the highest possible quality. Outstanding store personnel were employed and trained in coffee knowledge and ________ service. Store design, atmosphere and aroma (浓香) all ________ the “Starbucks Experience”.

Almost all Starbucks stores were corporately owned and controlled. Starbucks prided itself on the “Starbucks Experience”, ________ coffee to provide a unique experience for its customers.

_____ those traditional coffee houses providing you with the grab-and-go service, Starbucks provides you with more than coffee. You get great people, first-rate music, a comfortable and upbeat meeting place, and ________ advice on brewing excellent coffee at home. At home you’re part of a family. At work you’re part of a company. And somewhere in between is a place where you can sit back and be yourself. That’s what a Starbucks store has been ________ to creating for its customers — a kind of “third place” where they can ________, reflect, read, chat or listen.

The green Starbucks logo is a mermaid that looks like the end of the double image of the sea. It was designed by Terry Heckler, who got the ________ from the wooden statue of the sea. Mermaid logo also ________ original and modern meanings: her face is very simple, but with modern abstract forms of packaging; the middle is black and white, the only color on the outside surrounded by a circle.

Starbucks makes the typical American culture gradually broken down into elements of ______: the visual warmth, hearing the way, smelling the aroma of coffee and so on. Just think, through the huge glass windows, watching the crowded streets, ________ sipping a coffee flavor, which is in line with the “Yapi”, the feeling of experience in the ________ life.

But the ________ of Starbucks is not about the coffee, although it’s great coffee. Coffee is only a carrier. Coffee consumption, to a great extent, is an emotional and cultural level of consumption.

8 . Ring! Ring! Ring! It was early in the morning and I knew who was _______ as I reached for the telephone. I was a new substitute teacher (代课教师) trying to earn enough money to _______ my family. Each morning, I _______ for a call that would take me to a different classroom. The last three classes had all been determined to _______ me and see just how much bad behavior they could get away with (逃脱惩罚). I had responded (应对) by being _______ with the students. I didn't really _______ to go to work that morning, especially since it was my birthday.

Still, I answered the phone and _______ the job. My family needed the money and I couldn't _______ to be picky (挑剔的). As I was driving to work, I _______ to try harder to be the best teacher that I could be.

As the class started, the students ________ tried to see what they could get away with. This time, though, I was ________ but fair with them. I did my best to make my lessons ________. I shared smiles, praised their efforts, and encouraged them to work hard.

The results were ________. My unruly (难以驾驭的) classroom soon ________. Students were learning and laughing, and I ________ felt like I was doing my job right. I went home feeling ________ in my heart and enjoyed the rest of my birthday with my family.

I remembered something that I once read: “Every day is a new opportunity to ________ again. Every day is your birthday.” Every day is a ________ for us to get things right, to live our lives with love and joy, and to make this world a better place. Don't ________ a single day. Just try to be the best you can be. Never stop ________.

9 . I used to be a very self-centered person, but in the past two years I have really changed. I have started to think about other people _________ I think about myself. I am happy that I am becoming a _________ person.

I think my _______ started when I was at Palomar College. At first, I just wanted to get my _______ and be left alone. I thought I was smarter than everyone else, so I hardly ever _______ to anyone in my classes. By the end of my first semester (学期), I was really _______ . It seemed as if everyone but me had made friends and was having fun. So I tried a(n) _______. I started asking people around me how they were doing, and if they were having trouble, I _______ to help. That was really a big _______ for me. By the end of the year, I had several new friends, and two of __________ are still my best friends today.

A bigger cause of my new _______ , however, came when I took a part-time job at a Vista Nursing Home. One old lady there who had Alzheimer’s disease became my ________ . Every time I came into her room, she was so __________ because she thought I was her daughter. Her real daughter never____________ her, so I took her place. She let me __________ that making others feel good make me feel good, too. When she died, I was _______, but I was very grateful to her.

I think I am a much ______ person today than I used to be, and I hope I will not ______these experiences. They have ________ me to care about other people more than about myself. I ________ who I am today, and I could not say that a few years ago.

10 . I boarded the airplane heading to Barcelona, frightened because in a matter of hours I’d be landing in a country populated by people who all spoke a language which was completely unknown to me. Not only that. I’d be _______ the next two weeks there.

All the butterflies I had in my _______ immediately flew away because as I arrived at the warm, colorful campus _______ I’d be living for the next fourteen days, I felt like I’d found myself a second _______. Counselors and other staff members welcomed us at the gate, introducing themselves and just being all round _______.

I made my _______ to my assigned room only to find a crying girl and two other girls   _______ her down. Little _______   I know how many memories I’d make _______ these three girls, how close we’d become over the next ____________ of weeks and how many times the camp director would have to come to our room at 3:00 a.m. and ____________ not to send us shopping if we didn’t go to bed ____________.

In the mornings we took Spanish classes and a guy ____________he learnt more Spanish over these two weeks than he did for the past year at ____________. During the day, I formed life-long relationships with people from all ____________ of the globe, and mostly visited the breathtaking Barcelonan beaches.

Speaking of breakfast, the meals were restaurant—worthy, the ____________were endless and people with special food needs were well ____________.

The staff always found some way or another to ____________ us, whether it was having a surprise water party at ten p.m. or having an unannounced watermelon — eating contest, they always had ____________ up their sleeves.

By the end of camp, everyone was so sad that they had to leave, there were enough ____________ to fill up an Olympic-sized pool.