input question: Write a multi-choice question for the following article, with the given choices and answer: Article: In London, there has always been a main problem. In order to solve this problem, the government has decided to have a bike revolution . It has decided to provide 6,000 bikes for the people to rent. The government encourages local people to ride bikes in order to solve the traffic problem. More than 12,000 people have agreed to the idea. Some of them ask for more than one key. Although there are not enough bikes, an official from the government said that they would find some ways to deal with such a shortage. Local people can get these bikes at special docking stations .There are about 315 docking stations across the city. About 12,450 keys have already been handed out to the local people, but only 6,000 keys can be used now. Let's see the cost you need to pay. One key costs PS3, and the cost of using the bike is PS1 for an hour. The cost per hour increases as the hours increase, so it will cost PS50 if you rent the bike for 24 hours. The official from the government said they also needed to face a lot of problems, for example, some bikes may be lost. But they said they would try their best to solve all the problems to make sure the success of the program. Options: A the traffic problem B the population problem C the family problem D the health problem Answer: A the traffic problem Question:???
output answer: In London, the government has decided to provide bikes for local people to rent in order to solve _ .

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: Swimming is very popular. People like swimming in summer because water makes people feel cool. If you like swimming but swim in a wrong place, it may not be safe. These years, a lot of people die when they enjoy themselves in water, and most of them are students. Some people are not careful when they are swimming. They often think they swim so well that nothing will happen to them in water. Summer is here again. If you go swimming, don't forget that better swimmers have died in water. They die because they are not careful, not because they cannot swim. So don't get into the water when you are alone. Don't get into the water if there is a " No swimming" sign. If you remember these, swimming will be safe. Options: A old people B young people C women D children Answer: B young people Question:???
output answer: These years many _ die in the water when they swim happily.

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: On June 11th, 2013, China sent up her tenth spaceship Shenzhou X into space successfully. And three astronauts went together with it. They were Nie Haisheng, Zhang Xiaoguang and Wang Yaping. Here is some information about the three astronauts. Nie Haisheng was born in September, 1964. He is from Xiangyang, Hubei. After graduating from high school, he joined the PLA Air Force, and became a fighter pilot. In 1998, he was chosen for the astronaut program. He carried out Shenzhou VI with Fei Junlong in 2005. In 2013, he flew into space for his second time with Shenzhou X. He is the commander of this mission. Zhang Xiaoguang is from Jinzhou, Liaoning Province. He was born in May, 1966. Zhang joined the army in June 1985. In January 1998, Zhang was trained as one of China's first batch of astronauts. Before he was trained as an astronaut, Zhang was a senior pilot. It's reported that Zhang Xiaoguang is very humor and likes playing jokes very much. After Liu Yang, Wang Yaping is the second woman astronaut in China. She was born in 1980 in Yantai, Shangdong. Wang Yaping joined the PLA in 1997. In 2010, Wang became a member of the second batch of Chinese astronauts and was chosen to the crew of the Shenzhou X space mission in April, 2013. Wang is China's first astronaut to give lectures to middle and elementary school students while in space. Options: A Fei Junlong B Zhang Xiaoguang C Wang Yaping D Nie Haisheng Answer: D Nie Haisheng Question:???
output answer: Who has been to space twice?

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: Mr. and Mrs. Long had one daughter. Her name was Lena. She was eighteen years old. Lena lived with her parents and worked in an office. She had some friends, but she didn't like any of the boys very much. One day she met a very nice man. He was young. His name was Watts and he worked in a post office. They became friends and he came to Lena's parents house twice. Last week Lena said to her father, "I'm going to marry Watts, Daddy. He was here yesterday." "Oh, yes." her father answered. "He's a nice boy, but has he got much money?" "Oh, no, both of you are the same," the daughter answered angrily. I met Watts on the first day of June and the next day he asked me, "Has your father got much money?" Options: A son B grandson C daughter D granddaughter Answer: C daughter Question:???
output answer:
Mr. and Mrs. Long had a _ .