Read the following article and answer the question. Article: When the weather is hot, you go to a lake or an ocean. When you are near a lake or an ocean, you feel cool. Why? The sun makes the earth hot, but it can not make the water hot. Though the air over the earth becomes hot, the air over the water stays cool. The hot air over the earth goes up, then the cool air over the water moves in and takes the place of the hot air. When you are near a lake or an ocean, you feel the cool air when _ moves in. You feel the wind and the wind makes you cool. Of course, scientists cannot answer all of our questions. If we ask "Why is the ocean full of salt?" scientists will say that the salt comes from rocks. When a rock gets very hot or very cool, it cracks , and rain falls into the cracks. The rain then carries the salt into the earth and the rivers. The rivers carry the salt into the ocean. But then we ask "What happens to the salt in the ocean? The ocean does not get saltier every year. " scientists are not sure about the answer to the question. We know a lot about our world. But there are still many answers that we do not have, and we are curious . Question: The main idea of this passage is that _ Answer:

OPTIONS:
- people feel cool when they are near a lake or an ocean.
- scientists can explain many things, but not everything.
- scientists can explain everything about the ocean.
- the salt in the ocean comes from rocks.

Answer: scientists can explain many things, but not everything.

Problem: OPTIONS:
- the activity was not easy
- the students like the activity better than their class lessons
- the whole cooking has too much work
- they don't like to make Chinese food
Q: Read the following article and answer the question. Article: One day in April, a special activity called"Food Street"was held on the playground at Railway No. 1 Middle School in Xi'an. This activity was part of the English Art Festival in the school. The students in each class were divided into some groups. Each group sold different kinds of foods. The students did the shopping and the cooking all by themselves. The students cooked delicious food such as fried chicken, potato chips and vegetables. They all worked hard and sold the food at low prices. The customers were all the students, teachers and parents. They were all pleased with the nice food. "It's really hard work," said one of the students who took part in the activity. "We must make a plan before the cooking. We must know how much we should spend on the things we need. Also, we must learn how to serve customers well." "This activity is to give a chance to students to develop their practical abilities ," said one teacher, "What's more, the students will not only learn how to make money by their own hands, but also know the meaning of life. " Question: From what one student said, it showed that _ . Answer:
Answer: the activity was not easy

Problem:OPTIONS:
- the meaning of an English sentence always changes with the order of the words
- the order of words can never change the meaning of an English sentence
- sometimes different order of words has a different meaning
- if the order of words is different, the meaning of the sentence must be different

Read the following article and answer the question. Article: When you are learning English, you find it not clever to put an English sentence, word for word, into your own language. Take the sentence "How do you do?" as an example. If you look up each word in the dictionary, one at a time, what is your translation ? It must be a wrong sentence in your own language. Languages do not just have different sounds, they are different in many ways. It's important to master the rules for word order in the study of English, too. If the speaker puts words in a wrong order, the listener can't understand the speaker's sentence easily.Sometimes when the order of words in an English sentence is changed, the meaning of the sentence changes. But sometimes the order is changed, the meaning of the sentence doesn't change. Let's see the difference between the two sentences:"She only likes apples. " "Only she likes apples. " When you are learning English, you must use it as the English speaker does. Question: We can learn from the passage that _ . Answer:
****
A: sometimes different order of words has a different meaning

Read the following article and answer the question. Article: Hello, I'm Allan Peterson. I'm an English boy. But I am in China. I have a good friend. Let me tell you something about him. His name is Li Ming. He is a student. He is in class Two, Grade One, No.5 middle school. We are classmates. Li Ming is 14 years old. He likes basketball and English. We often play basketball after school. Question: What does Li Ming do after school? Answer:
OPTIONS:
- He goes home.
- He has dinner.
- He plays basketball.
- He reads English.
He plays basketball.

Read the following article and answer the question. Article: Friends with Kids was put on in American theatres on March 9th, 2012. Its writer and director is Jennifer Westfeldt. It's a _ about some friends at that time in life when children arrive and everything changes. It will make you feel happy and funny and can't help laughing. In the movie, the last two singles Westfeldt and Adam Scott, decided to make a test--to have a kid together and meet other people. Most people will be surprised at what happens in the movie. It can help you think of more about your love for your parther and family. The famous stars in the movie are Adam Scott. Jennifer Westfeldt, Jon Hamm, Kristen Wiig, Maya Rudolph, Chris O'Dowd, Megan Fox, and Edward Burns. You can also visit this movie's official website. ,. Question: Which is TRUE according to the passage? Answer:
OPTIONS:
- There are twelve famous stars in the movie.
- ennifer Westreldt wrote the movie with Adam Scott.
- You can't visit official website until March 9th, 2012.
- We can watch the movie on March 9th, 2012.

Answer: We can watch the movie on March 9th, 2012.

input with options: 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:
OPTIONS:
- Americans
- Traffic lights
- Chinese
- policemen
output:
Traffic lights