Write a multi-choice question for the following article, with the given choices and answer: Article: A recent survey showed that only 9 percent of teens in the United States smoke cigarettes.That's down from 23 percent in 2000.While this is good news for the US's overall health, tobacco use is still a problem. Cigarettes can cause many diseases, such as cancer ,lung cliscases and heart problems.Although they know about the health problems, teenagers still smoke.So the _ of the US Anti-smoking Organization is working to end teenage smoking.Their latest activity uses social media to remind teenagers of the dangers of smoking.And the activity also encourages teens to learn the facts and become the generation that ends smoking. However, anti-smoking campaigns may have a new problem to worry about.According to a 2013 report, the use of electronic cigarettes is on the rise.American high school students who reported having used an electronic cigarette rose from 4.7 percent in 2011 to 10 percent in 2012.The increased use of e-cigarettes by teens is deeply troubling.It may become lifelong addictied .Besides, we still don't yet understand the long-term effects of e-cigarettes. ,. (2,10) Options: A 9 percent B 23 percent C 4.7 percent D 10 percent Answer: B 23 percent Question:
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Answer: According to the survey, how many American teenagers smoked in 2000?

Write a multi-choice question for the following article, with the given choices and answer: Article: Sports can help you keep fit and close to nature. However, whether you are on the mountains, in the waves, or on the grassland, you should realize that sport you choose might have great influence on the environment. Some sports are _ . Golf, as you may know, eats up not only large areas of countryside, but also lots of water. Besides, huge amounts of energy are used to keep its courses in good condition. This causes major environmental changes. For example, in the dry places of Portugal and Spain, golf is often held responsible for (...) serious water shortage in some local areas. There are many environment-friendly sports. Power walking is one of them that you could take up today. You don't need any special equipment except a good pair of shoes, and you don't have to worry about resources and your purse. Simple and free, power walking can also help you stay healthy. If you walk regularly, it will be good for your heart. Experts say that 20 minutes of power walking daily can make you feel less anxious, sleep well and keep thin. Whatever sport you take up, you can make it greener than by using environment-friendly equipment and buying products made from recycled materials. But the final goal should be "green gyms." They are better replacements for traditional health clubs and modern sports centers. Members of green gyms play sports outdoors, in the countryside or other open spaces. There is no special requirement for you to start your membership . And best of all, it's free. Options: A it is an outdoor sport. B it is loved by many people. C it uses fewer recourses. D it is supported by experts. Answer: C it uses fewer recourses. Question:
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Answer: The author uses power walking as an example mainly because

Write a multi-choice question for the following article, with the given choices and answer: Article: Dear Mom, I'm sorry that I can't go back home for Mother's Day next week. On that day, I'll have to go to an important meeting for my boss, who helps me a lot with my work and life here. But I'll find time to see you at home soon. Mom, thank you for everything you've done for Tim and me. After Dad died of a heart attack at home ten years ago in a road accident, you had to work in a supermarket in the daytime and in a restaurant at night. But you always gave us two your love and care. Though you don't have to work now, I still remember your coming home and feeling tired many evenings. Tim is going to finish his studies next month. He said he would move back from school and look for a job near home. I'm glad you won't live by yourself any more. Let's plan to take a trip in the near future. It's been years since the three of us took a trip together. Happy Mother's Day. I love you, Mom. Best wishes, David Options: A David has two brothers. B David is unhappy with his boss. C David has to work on Mother's Day. D Tim will leave home for his job soon. Answer: C David has to work on Mother's Day. Question:
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Answer:
What do we know from the letter?