Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: Once there was a piano player in a bar . People came just to hear him play. But one night, a lady asked him to sing a song. "I don't sing," said the man. But the lady told the waiter, "I'm tired of listening to the piano. I want the player to sing!" The waiter shouted across the room, "Hey, friend! If you want to get paid, sing a song!" So he did. He had never sung in public before. Now he was singing for the very first time! Nobody had ever heard the song Mona Lisa sung so beautifully! He had talent he was sitting on! He may have lived the rest of his life as a no-name piano player in a no-name bar. But once he found, by accident, that he could sing well, he went on working hard and became one of the best-known singers in the US. His name was Nat King Cole. You, too, have skills and abilities. You may not feel that your talent is great, but it may be better than you think. With hard work, most skills can be improved. Besides, you may have no success at all if you just your talent. Options: A fail to realize B forget to use C try to develop D manage to show Answer: A fail to realize Question:
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The answer is:
The words "sit on" in the passage probably mean " _ ".

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: A little boy selling magazines for school walked up to a house that people seldom visited. The house was very old and the owner hardly ever came out. They boy's parents told him to stay away from the house, a lot of other neighborhoods children were told the same from their parents. As he was ready to walk away, the door slowly opened. "What do you want?" the old man said. "Uh, sir, I am selling these magazines and I was wondering if you would like to buy one." The old man stared at the boy. The boy could see inside the old man's house and saw that he had dog figurines on the fireplace mantle. "Do you collect dogs?" the little boy asked. "Yes, I have many collectibles in my house. They are my family here. They are all I have." The boy then felt sorry for the man, as it seemed that he was a very lonely soul . Then the old man was ready to close the door and said, "No, boy, I don't need any magazine of any kind, now goodbye." The little boy was sad that he was not going to make his quota with the sale. He was also sad for the old man being so alone in the big house. The boy went home and then had an idea. He knocked on the door again and this time the old man came right to the door. "Boy, I thought I told you no magazines." "No, sir. But I want to give you a gift. The boy handed him the figurine and the man's face lit up. "It's a Golden Retriever, and I have one at home, this is for you. The old man was simply stunned ; no one had ever given him such a gift and shown him so much kindness. From that day on, the old man started coming out of the house and _ people. He and the boy became friends; the boy even brought his dog to see the man weekly. Options: A Golden Retriever. B All of his dog figurines. C The magazine. D The little boy's kindness. Answer: D The little boy's kindness. Question:
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The answer is:
What made the old man start coming out of the house?

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: Beijing, Shanghai, Guangzhou and other big cities are great places to live in. There are many interesting things to see and do. You can go to different kinds of museums, see all kinds of plays and films. You can also buy things from all over the world. But there are serious problems in big cities, too. It's expensive to live there, and there are too many people in some places of big cities. Every student can study at good schools and receive good medical care . But sometimes these people can't find work or good places to live in. Also it is hard to keep the cities safe and clean. Some people enjoy living in big cities, others do not. Before they move to a big city, they should think about the problems living there. Options: A It is cheap to live in big cities. B Advantages and disadvantages in big cities. C Good schools in big cities D Beijing, Shanghai, Guangzhou. Answer: B Advantages and disadvantages in big cities. Question:
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The answer is:
-- Which is the best title for this passage? -- _ .