新課程能力培養九年級英語人教版
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（
D
）9. What does the underlined word "it" in Paragraph 1 refer to?
A. Great service.
B. A mobile phone.
C. Modern technology.
D. The sharing economy.
答案：D
解析：根據第一段“This is the sharing economy（經濟）, and it is now a 20 billion-a-year business.”可知，“it”指代前面提到的“the sharing economy”。故答案為D.
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（
B
）10. Which of the following does the writer support most according to Paragraph 3?
A. Driving your own car.
B. Taking the bus or the train.
C. Using car-sharing websites.
D. Getting a ride with someone.
答案：B
解析：根據第三段“Public transportation is, after all, much kinder to the environment than cars.”可知，作者認為公共交通比汽車更環保，即支持乘坐公交車或火車。故答案為B.
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（
A
）11. What do the economists think the sharing economy will be like in the next few years?
A. It will grow.
B. It will be bad for people.
C. It will bring the government trouble.
D. It will help people save more money.
答案：A
解析：根據第四段“The sharing economy is still growing rapidly. Some economists think it will be worth 335 billion by 2025.”可知，經濟學家認為共享經濟會增長。故答案為A.
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