input: OPTIONS:
- to travel with all the family members on holiday
- to do some shopping with all the family members
- to visit their grandparents at weekends
- to drive their children to school every day Now, answer this question: Read the following article and answer the question. Article: Americans with small families own a small car or a large one. If both parents are working, they usually have two cars. When the family is large, one of the cars is sold and they will buy a van . A small car can hold four persons and a large car can hold six persons but it is very crowded . A van hold seven persons easily, so a family with three children could ask their grandparents to go on a holiday travel. They could all travel together. Mr Hagen and his wife had a third child last year. This made them sell a second car and bought a van. The sixth and seventh seat are used to put other things, for a family of five must carry many suitcases when they travel. When they arrive at their grandparents' home, the suitcases are brought into the home and the two seats can then carry the grandparents. Americans call vans motor homes. A motor home is always used for holidays. When a family are traveling to the mountains or to the seaside, they can live in their motor home for a few days or weeks. All the members of a big family can enjoy a happier life when they are traveling together. That is why motor homes have become very popular. In America there are many parks for motor homes. Question: Americans usually use motor homes _ Answer:
A:
output: to travel with all the family members on holiday

input: OPTIONS:
- understood much
- did a lot of housework
- didn't like to do his homework
- learned science and biology very well Now, answer this question: Read the following article and answer the question. Article: Mr. Green is a famous writer now. But he said he was not a good student when he was young. He was often late for school and didn't like doing his homework. Sometimes he slept in class while the teacher was teaching. He didn't understand much, but he always thought he understood everything. One day the teacher asked the students a question, "When John was ten years old, his brother was twenty. John is fifteen now and how old is his brother?" Mr. Green answered, "That's easy. His brother is twice as old as John, so he is now thirty." Another time, the teacher in a science class asked, "When it thunders , why do we always see the light before we hear the sound?" "But, Miss White," said Mr. Green quickly, "can't you see our eyes are in front of our ears?" The third time, the teacher in a biology class asked, "Why can fish swim in the water?" "But, Miss White," said Mr. Green quickly, "don't you know fish can't walk on land?" Question: Mr. Green _ when he was a student. Answer:
A:
output: didn't like to do his homework

input: OPTIONS:
- Americans
- Traffic lights
- Chinese
- policemen Now, answer this question: Read the following article and answer the question. Article: Traffic lights are very important for us. I think you know this. But do you know how they were born? Garrett A. Morgan was the father of traffic lights. He was an American. His family was very poor. He left school at the age of 14. He was clever. He always looked for better ways to do things. And he liked to make new things. At that time, every American wanted to have a car. The streets were full of cars. The traffic was really bad. "Why not put three lights at each corner ? They should be red,green,and yellow," Morgan said , " Let them tell cars to go or stop." He made a timer to change the lights. So we have traffic lights today . Question: Todaycan help buses or cars to go regularly in cities . Answer:
A:
output:
Traffic lights