Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: Spring cleaning is a tradition in America. People clean up and tidy up their houses in springtime. Before the invention of the electricity ,people used a lot of coal and wood in winter to heat their houses. Those things left behind a lot of dust on everything in the rooms. At that time,people always welcomed spring because when the weather started getting warmer, they could stop using coal and wood and get everything cleaned up. Later spring cleaning became a tradition. Nowadays we don't use coal and wood so at the end of winter our houses are not dirtier than they were in the past. People don't need to remove a lot of dust.However, they have a new problem--- _ . Today the spring cleaning for most family is mainly about tidying up some useless things at home. Truly, the importance of the tradition of spring cleaning today is different from it was in the past, but it is as important as it was in the past . Now, in springtime,people clean up their houses, yards and gardens. At the same time, they spend much time in looking for the things that they don't love any more or they don't use any more. They collect old clothes,old toys, old books and some other useless or old things and then throw away or donate them.This helps people enjoy what they have and their homes more. So people nowadays should not give up this tradition. Always follow the tradition. Options: A cooking meals B lighting the rooms C making electricity D making the houses warm Answer: D making the houses warm Question:
++++++++++++++++++++++++++++++++
The answer is:
In the past,during the process of _ ,a lot of dust appeared in people's houses.

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: Once a circle lost a piece of its own. The circle wanted to be whole, so it went around looking for its missing piece. But because it was incomplete ,it could only roll very slowly. It enjoyed the flowers and the sunshine along the way. It talked with insects . It found lots of different pieces, but none of them fitted. So it left them all by the side of the road and kept on looking for the missing piece. Then one day the circle found a piece that fitted perfectly, it put the missing piece into itself. It could be whole, with nothing missing. It was so happy and began to roll. Now that it was a perfect circle, it could roll very fast, too fast to see flowers or talk to insects. It realized how different the world was when it rolled so quickly. It felt so sad that it stopped, left the piece it found by the side of the road and rolled away slowly. Sometimes, we are perfect when we lose something. A man who has everything is a poor man in some ways. He will never have hopes, dreams or something better. We couldn't be perfect, but we must be brave enough to love, kind enough to share happiness with others and clever enough to know there is enough love around us. Options: A nobody loves us if we give nothing B a man who has everything is the happiest C losing something may not be a bad thing sometimes D we are not whole when we lose something Answer: C losing something may not be a bad thing sometimes Question:
++++++++++++++++++++++++++++++++
The answer is:
The story mainly tells us that _ .

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: I am a middle school student. My name is WeiFang. I'm thirteen now. I study at No.52 Middle School. I am in Class 3, Grade 1. There are twenty boys and twenty-three girls in my class. We have four lessons in the morning and two in the afternoon. We like English very much. Options: A eleven B twelve C thirteen D fourteen Answer: C thirteen Question:
++++++++++++++++++++++++++++++++
The answer is:
WeiFang is _ .