Read the following article and answer the question. Article: The air here is fresh. There are not many tall buildings in our town. The best building is in our school. There are four hundred students and twenty-five teachers in our school. In the front of the school, there is a playground. I often play basketball with my classmates on it. There is a little garden behind our school. And we can grow beautiful flowers and plant trees in the garden. Next the garden, there is an orange orchard . You can hear birds singing everywhere. There is a river not far from our school. In summer, we usually go swimming in it. Question: People can hear _ singing here and there. Answer:
OPTIONS:
- students
- birds
- cows
- teachers

Answer: birds

Read the following article and answer the question. Article: Once there was a rich man who lived with his wife and child.He loved the child so much that he sent him to Oxford university for two or three years.At the end of the first year at the university, this young student came home.He wanted a change.And he also wanted to tell his parents about Oxford. It happened one night that the father, the mother and the young student were sitting at supper.They had in front of them only two chickens.Just as they were about to begin eating, the father said, "My boy, I have spent a lot of money on you to send you to Oxford.Now I want to know what you have learned."The son smiled and said, "Father, I have studied a science which can prove that these two chickens on the plate are really three chickens.""Well," said the father, "This is something I would like very much to know.""There are two chickens on the plate, "said the student.He took one of the chickens in his hand and said, "Here is one more ; and one and two makes three.So here are three chickens."Then the father took one of the chickens to himself, gave the other to his wife, and said, "I will have one of the chickens myself, your mother shall have another, and you can have the third for your supper and nothing else."The father kept his word and so the student went without his supper. (5) Question: The student said that _ . Answer:
OPTIONS:
- hecouldmakethreechickens
- hecouldchangethetwochickensontheplateintothree
- hecouldprovethetwochickensontheplatewerereallythree
- hewasgoodatmaths

Answer: hecouldprovethetwochickensontheplatewerereallythree

Read the following article and answer the question. Article: In an American classroom, a teacher asked a Chinese girl to answer a question. She stood up and smiled, without making any sound. The American teacher looked at himself and didn't see anything funny. So he asked her the question again.The girl just smiled but said nothing. The teacher was angry. He didn't know that the girl smiled to cover her embarrassment because she didn't know how to answer the question. In a dining room in Beijing, an Englishman was careless and dropped a plate. The Chinese who saw this began to laugh. The Englishman felt uncomfortable and even got angry."They are laughing at me," he thought. In fact ,the Chinese laughed not at the Englishman or his bad luck---whether he is a foreigner or a Chinese. The laughter has some feelings, don't take it so seriously ;laugh it off, it's nothing;such things can happen to any of us,etc. Question: The Chinese girl smiled in an American classroom because _ Answer:
OPTIONS:
- the teacher asked her to answer a question.
- The teacher asked her to stang up.
- She couldn't answer the question.
- The teacher looked funny.

Answer:
She couldn't answer the question.