Problem: Write a multi-choice question for the following article, with the given choices and answer: Article: Last summer, 15-year-old Bob had a problem. Like a lot of children, Bob was interested in doing many things. He liked dancing most and wanted to join a dancing group. But Bob's high school didn't have a boys' dancing group but a girls' group. He tried to join the girls' group. And he made it. Bob thought his problem was over after he had been one of the dancers in the dancing group. But a bigger problem was just beginning. The school didn't allow Bob to stay in the girls' group. "If we let Bob stay in the group," the school said, "other boys will want to join, too. Soon, there won't be any girls in the group." They took Bob off the group. Bob was very angry about it, so he went to a judge . The judge said it was not a right decision and told the school to let Bob go back to the dancing group. Options: A hungry B sad C happy D sure Answer: C happy Question:

A: We can infer that Bob felt _ when he went back to the group.

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: Qi Haoran, a Junior 1 student, was quite busy over the past winter vacation - and not just with homework.Qi, together with 10 other classmates made a volunteer group to call on people to join the Clean Your Plate Campaign (""). The 11 students went to many restaurants and told people the importance of saving food."Excuse me, do you know that 950 million people around the world still haven't got enough to eat? Please don't waste food." They would say this kind of thing hundreds of times every day. The Clean Your Plate Campaign began on the Internet in January.It calls on people to reduce food waste. China in these years had serious problems with wasted food.CCTV reported in January that the food Chinese people waste every year is enough to feed 200 million people for a year. Chinese people are well known for being hospitable and generous .Many even feel that they lose face if their guests have eaten all the food. Luckily, the campaign has got the support of many.In a restaurant in Xinjiang, the owner give the guests who have eaten all that they ordered a sticker .People can enjoy a free meal when they have 10 stickers.More than 750 restaurants in Beijing have begun to offer smaller dishes and encourage their guests to take leftovers home. To reduce food waste is a big task, and it needs time.It's important that everyone does their bit, just like Qi.Did you finish your meals today? ,A, B, C, D. Options: A The owner would have dinner with those who had eaten up their food. B It offered a free meal to the guests who had finished all their food ten times. C It gave stickers to the guests who ordered small dishes. D It encouraged customers to take leftovers home. Answer: D It encouraged customers to take leftovers home. Question:
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The answer is:
What did the restaurant in Beijing do to support the campaign?

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: At East China University of Science and Technology,students will get a coupon if they eat up their food.Students can collect coupons and exchange them for small gifts, such as books, magazines, mobile phone covers and hand warmers. "It's been such a surprise," said Liang Zahaoyun, 19, a student at the university in Shanghai. "It has given us one more motivation to finish our food. " The measure is part of a national "eat-up" campaign which is organized by students to deal with food waste on campuses . Why only on campuses, you might ask? Because according to a report by Xinhna News Agency,students waste twice as much food as the national average . The campaign on campus food waste is receiving attention across the country. "The aim of the campaign is not only to encourage students to finish their food. We hope it can also encourage students to choose a more environment-friendly and healthy lifestyle," said Tao Siliang, secretary of the Youth League Committee at Shanghai University. But some school food is poorly prepared, so students do not like to finish it all. Some schools have taken notice of this and they are taking measures to improve it. "I'm glad that we've reduced food waste since the 'eat-up' campaign began. But if we call on students to waste less food, we should also improve the service and food standard on campuses." said Tao. Options: A Enjoy Your Food! B Reduce Waste on Campus C Meals in Universities. D "Eat-up" Campaign on Campus Answer: D "Eat-up" Campaign on Campus Question:???
output answer: The best title for this passage may be _ .

[Q]: Write a multi-choice question for the following article, with the given choices and answer: Article: Marco Polo was from Venice, Italy. In 1271, at age 17, Marco went on a trip with his father and uncle to China. Today people often travel to different places around the world. But it was very hard for people from Europe to visit China then. After three and a half years, the Polos reached China on 1275. While he was there, Marco Polo worked for Kublai Khan, the emperor of China. He was able to learn and experience many things that were new to Europeans. In his diary, he wrote, "Kublai Khan's palace is the greatest I've ever seen. The streets of the new capital. Daidu, are so straight and so wide." Paper money also took him by surprise, since it was not yet in use in the West at that time. Homes were heated with "black stones... which burn like wood." These stones were coal, and most of the Europeans knew little about it then. After 17 years in China, Marco and his family finally returned to Venice in 1292. After he returned home, Marco completed a book about his trip, full of facts about his wonderful experiences in China. Options: A He worked for the emperor. B He learned to build city streets. C He helped to dig for coal. D He finished a book about his trip. Answer: A He worked for the emperor. Question:
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[A]:
What did Marco do when he was in China?