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By the age of sixteen years old, Ben had always been an outstanding student. He went to great lengths to achieve high grades and managed to keep his parents delighted and proud. Neither of his parents had the opportunity to attend university and it was their biggest ambition that Ben could land a well-paid and decent job as a lawyer. He knew that achieving this goal would make his parents walk on air, but he wasn't certain whether he

would feel the same.

Since he was only a child, Ben had been passionate about computer programming. He taught himself how to use a computer, and by the age of 12, he had been proficient in three difterent programming languages. He did all of this in his spare time. He was quite an introvert(内向的人), so he preferred staying in with his computer, rather than going out socializing with his fellow classmates or playing sports in the brilliant sunshine. It was acceptable with his parents, as long as he continued to focus on his studies.

One day, while reading an article online about a young technology billionaire called Tom, Ben was fascinated by the magical power of technology and the wisdom and imnovation of the young CEO. The inner voice told him that he longed to become a computer programmer. Everything changed for Ben. In the article, the CEO said that his company was trying to create a new and improved way of paying for goods online but that they were struggling with the security system. He said if they could overcome this, they could launch the biggest and best online payment system in the world. It occurred to Ben that he had an innovative idea on how to handle this problem. Thinking that it wouldn't come to anything, he emailed the CEO, introducing himself and explaining his idea.

注意：1. 续写词数应为150个左右2. 请按如下格式在答题卡的相应位置作答。

He forgot all about it, but then a month later; the most amazing thing happened.

With all these concerns in mind, Ben determined to communicate with his parents frankly.

包括：1. 共享电单车使用情况；2. 你的看法，

注意：1 . 写作词数应为80个左右；2. 请按如下格式在答题卡相应位置作答。

共享电单车使用调查

Dear Tom,

Yours

Li Hua

Researchers have been applying artificial intelligence (AI)to monitor biodiversity and enhance efforts to protect some species from  (threaten). Unlike conventional methods, AI has the capacity  (analyze)massive amounts of data effectively.

Species are disappearing a rate much faster than that millions of years ago, with up to one million species on the edge of (extinct). In response, the United Nations set a goal in 2020 to safeguard at least 30%of Earth's land and oceans. "Al is imperfect' could promote important discoveries. says Nicolas Miailhe, Paris-based founder of the Future Society, an international non-profit organization aims to better govern AI. "We badly need human practitioners to design models and interpret data. "

Besides monitoring biodiversity in real time, AI can also be used to model the impacts of human activities on an ecosystem. Although it  (document) that human activities have resulted in biodiversity loss, little is known about which environmental factors have  (large) impact.

"Long-term statistics will play essential role in connecting changes in biodiversity with environmental changes. "says Luisa Orsini, who 65 (study) evolutionary bio-systems at the University of Birmingham, UK.

Lowe was facing a nightmare. His five-year-old son Tyler 1 from such a severe dental problem that he needed to have a(n)2 immediately. Lowe and his wife brought Tyler to Children's Hospital Colorado in Denver.

"As we sat in the waiting room, we felt 3And the way in which my wife was clinging to her son just made the 4 of the situation heavier. "Lowe remembered.

When a nurse called the family back, Lowe's 5 only grew. A young doctor walked into the room and told them that he would be in 6 of the surgery As the doctor began to explain how it would proceed, Lowe's mind 7 the worst possible outcome.

But then the doctor did something beyond 8. He looked at both Lowe and his wife in the eye, put a hand on each of their shoulders, and 9 them, "Today, your son is my son. "Lowe said he would never forget what the young doctor said, which was very helpful and meaningful. His 10fear gave way to calm

After the surgery was over, the doctor came back out to the family. "He 11 us with a big smile on his face and said Our son is just fine, and you can see him here in a few minutes. "Lowe 12.

After the surgery, Tyler made a quick 13 and led a normal life again. The Whole family felt so lucky to meet such a 14. doctor and Lowe explained that words 15 to express how grateful he and his wife both were for what the doctor said and did that day.