input question: Write a multi-choice question for the following article, with the given choices and answer: Article: If you knew a bottle of water had been recycled from urine , would you drink it? Astronauts at the International Space Station (ISS) may soon do so. NASA said it would use a high-tech machine to recycle wastewater at the ISS. The machine will recycle everything from sweat , the water for washing hands, shower water, water used for brushing teeth, and even urine, to make drinking water. It will save NASA millions of dollars each year. At present, each ISS astronaut uses about 4.4 liters of water every day. It costs about $24 million a year to transport water up to ISS. NASA says that a liter of water costs about $11,000. The machine will be sent to the ISS in October 2008. NASA hopes it will recycle about 93% of all water used on the station. Will the water be clean? Scientists say the wastewater will go through a very complicated process . For example, different chemicals will be put in the wastewater; the water will be heated to 130degCto get rid of bacteria . The recycled water is thousands of times better than the water from a city tap, scientists say. Options: A The recycled water is much better than that from a city tap. B The high-tech machine will recycle all the water used on the station. C At present, each ISS astronaut uses more water than the people living on the earth. D The high-tech machine can only recycle urine to make water at present Answer: A The recycled water is much better than that from a city tap. Question:???
output answer: Which of the following sentences is true, according to the passage?

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: When you are in England, you must be more careful in the street because the traffic drives on the left. Before you cross the street, you must look to the right first and then left. In the morning and in the evening, when people go to or come from work, the streets are very busy. Traffic is the most dangerous then. When you go by bus in England, you have to be careful, too. Always remember the traffic moves on the left. So you must be more careful, have a look first or you will go wrong. In many English cities, there are big buses with two floors. You can sit on the second floor. From there you can see the city very well. Options: A the left first B the right first C the front first D the back first Answer: B the right first Question:???
output answer: When you cross the street, you must look to _ .

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: Hello! My name is Mark Brown. I am in Shanghai, China now. I am a student in a middle school. I like green and blue. I have a blue cup. I have two friends. One is Liu Wei, a girl, and one is Fang Jun, a boy. Liu Wei's telephone number is 6523-4476. She has a black jacket and she likes it. Fang Jun has no phone. His QQ number is 80123354. He has a jacket, too. He likes yellow. He has a yellow ruler and a yellow pen. . Options: A is in Beijing B is a student C likes black D has a blue pen Answer: B is a student Question:???
output answer: Mark _ .

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: American children have exciting after-school life, a new study says. Many junior and senior students have lots of funny things to do in their free time. More than 57% have activities every day. 82% have activities at least four times a week. American students spend their free time doing sports, or enjoying arts, music and dancing. They like to have life outside school because they can make a lot of friends during their activities. Options: A Every day. B Every weekend. C At least four times a week. D Every Sunday. Answer: C At least four times a week. Question:???
output answer:
How often do 82% students have activities?