input question: Write a multi-choice question for the following article, with the given choices and answer: Article: Happy Farm is an online game. It is very popular among people in China. The game offers you a piece of empty land and some seeds at first. You are like the farmer. If your land is small, you can spend some money to make it big. And you must harvest your things on the farm on time, or some other farmers will steal your fruits, vegetables, milk, eggs and so on. Of course, you can steal theirs. If you want to make money, you must sell your things out. Some Chinese websites have offered this game to its users. So far, it is said that about 16 million Chinese people are playing this game. Some people were so crazy that they even get up in the midnight to harvest their crops and steal others'. Happy Farm brings happiness to people. It is really a fascinating game. But it also brings many problems. It is reported that a baby died in a hospital just because the doctor didn't give him timely treatment. Do you know what the doctor was doing? He was playing Happy Farm! There are many stories like this. Options: A to harvest and steal crops B to chat with others C to sell their things out D to read news about this game Answer: A to harvest and steal crops Question:???
output answer: Many people are so involved in the game Happy Farm that they get up in the midnight _ .

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: In order to make students become more interested in English studies,21 elementary schools in southeastern Korea have started to use robot teachers. The robot teacher is called Engkey. She was developed by the Korea Institute of Science and Technology. She is about one meter high and is white,egg-shaped. She takes a display panel as her face. She can move around the classroom while she speaks to students. She can also read books to students and dance to music by moving her head and arms. Now,21 robot teachers have been used to teach English. They are controlled by English teachers in the Philippines. There is a camera in each of the robot teachers. With the help of the cameras,English teachers in the Philippines can see and hear the students. At the same time,the facial expressions of these English teachers. This is very interesting. Besides helping students to become more interested in English,the robot teachers can also help children in poor areas without English teachers. Robot teachers have many good points. For example,they needn't have a rest because they don't get ill. Options: A Because Korea is rich. B Because Korea wants to make students become more interested in English studies. C Because robot teachers are more beautiful than the real teachers. D Because Korea Institute of Science and Technology wants students to use them. Answer: B Because Korea wants to make students become more interested in English studies. Question:???
output answer: Why have schools in southeastern Korea stared to use robot teachers?

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: Two little children come to a big city. Their names are Mike and Bob. They live with their father and mother. Their family is very rich. They have a driver and lots of servants. Mike and Bob are going to a new school. Their father says to them, "Mike and Bob, don't say we are rich at school." So they go to school. Their teacher says, "Hi, boys and girls. Today we write a composition about your family. " So all the children write something about their families. This is Mike's composition. "My name is Mike. My family is poor. My father and my mother are poor. Our driver is very poor and all the servants are very poor. " , . Options: A rich B poor C in a school D in the country Answer: A rich Question:???
output answer: Their family is _ .

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: There is a big tree in front of my house. A black bird lives in the tree. Every day I take some food to the tree. The bird sees me and comes down. The food is in my hand. The bird comes to my hand and eats it. After that it goes back to the tree. I give some food to the bird every day. And so the bird knows me. I like the bird and the bird likes me. We are good friends. Options: A A big black bird. B A black bird. C An old black bird. D A big old black bird. Answer: B A black bird. Question:???
output answer:
What's in the tree?