input: Please answer the following: Write a multi-choice question for the following article, with the given choices and answer: Article: Welcome to the zoo,everyone!Here is our plan.Listen carefully.First we will visit the Children's Zoo.After that,we will walk to Bird World.Next is the African Area.There are elephants and lions!Don't be afraid.The cages are safe. Then,we will have lunch.Everybody brought their lunch,right?Some of you don't have drinks.That's all right.There are many places to buy drinks. After lunch,we will go to the Asian Area.Last,there is the Butterfly Park.Then,we will come back here and get on the bus.Remember,don't feed the animals.OK,let's have some fun! Options: A can buy a drink at the zoo B can not do anything C must get a drink at the Children's Zoo D will get drinks from the teacher Answer: A can buy a drink at the zoo Question:
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output: Students without drinks _ .

Please answer this: Write a multi-choice question for the following article, with the given choices and answer: Article: The world itself is becoming much smaller by using modern traffic and modern communication means . Life today is much easier than it was hundreds of years ago, but it has brought new problems. One of the biggest is pollution. To pollute means to make things dirty. Pollution comes in many ways. We see it, smell it, drink it and even hear it. Man has been polluting the earth. The more people, the more pollution. Many years ago, the problem was not so serious because there were not so many people. When the land was used up or the river was dirty in a place, men moved to another place. But this is no longer true. Man is now slowly polluting the whole world. Air pollution is still the most serious. It's bad to all living things in the world, but it is not only one kind of pollution. Water pollution kills fish and pollutes drinking water. Noise pollution makes us become angry more easily. Many countries are making rules to fight against pollution. They stop the people from burning coal in houses and factories in the city, and from blowing dirty smoke into the air. The pollution of SO2 is now the most dangerous problem of air pollution. It is mostly caused by heavy traffic. It is certain that if there are fewer people driving, there will be less air pollution. The earth is our home. We must take care of it. That means keeping the land, water and air clean. And we must try to control the growth of population at the same time. Options: A because the earth is being polluted day and night B because science is developing C because of the rise in population D because the earth is blown away by the wind every year Answer: B because science is developing Question:
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Answer: Our world is becoming much smaller .

Problem: Write a multi-choice question for the following article, with the given choices and answer: Article: Once upon a time, there was a poor fisherman in a village near the sea .He always dreamed of having a lot of money. One day ,he heard that a big ship with a lot of gold _ in the nearby water.Because of this , for a long time he often went to the sea and hoped to find the gold . One day, he was sitting on his boat daydreaming, he suddenly felt something heavy pulling on his fishing rod .He thought that good luck had come to him , and he pulled hard at it . "Wow! A big, gold chain !" He said happily when he saw the thing He then began to pull at the gold chain to try to get it all into the boat, but there seemed to be no end to it. When he got the more gold chain , the more water came into his boat . But, the fisherman did not know it .He began to dream of a big house , a big piece of land , buying horses and cows...... He kept pulling in the chain though the boat kept sinking. At last ,the boat went under the sea and the fisherman died Options: A a beautiful wife B a big house C a big piece of land D a lot of money Answer: D a lot of money Question:

A: The poor fisherman often dreamed of having _ .

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: All of the people have ambitions. An ambition is something we want to do, want to have, or want to be. A student's ambition, for example, might be to pass his or her exams. An athlete's ambition could be to win an important competition. A businessman's ambition is usually to make a lot of money. Not all ambitions are about success at work, however. Some people just want to be good people, have a happy family or help others. Ben's ambition is to be a sports writer. He writes the sports reports for his class newspaper. He likes most sports, but swimming and football are his favorites. Trudy's ambition is to be a concert pianist. She is very serious about it and practices every day with her best friend Lily. It is very important to her. Harry's ambition changes every day! One day he wants to be an astronaut. The next day he wants to be a pop singer. Then he wants to drive a racing car. His mother would be happy if his ambition was to get up in time for school every day! What is your ambition? Options: A Because she wants to be a concert pianist. B Because she wants to help Lily. C Because she wants to be a pop singer. D Because her mom tells her to. Answer: A Because she wants to be a concert pianist. Question:
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The answer is:
Why does Trudy practice the piano every day?

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: Is it true ? 1.Wearing the wrong type of glasses will do harm to your eyes . This is not true for adults , although incorrect glasses may not be good for children under 10 . Ready-made glasses , and not wearing when you should , won' t do harm to your eyes , but you may see better with glasses that are specially made for you . 2.Watching too much television is bad for you eyes . This is not true. People with easily affected eyes may find they get red and aching from staring at a fixed distance for long periods , but there won' t be any lasting effects . 3. Carrots will help you see in the dark. Carrots are rich in beta-carotene, which the body can change into vitamin A, too little of which can cause night blindness. However , people in most countries don' t need to worry about vitamin A deficiency , night blindness is more likely to be connected with another vision problem . Options: A staring for long periods B too much beta-carotene C not enough vitamin A D vision problems Answer: D vision problems Question:???
output answer:
Night blindness is most likely caused by _ .