Everyone knows that exercise is important. We all need to exercise. Doctors say it is good for us. It makes your heart and body strong. Children who often exercise are more alert（灵活）. That means they do better in tests and schoolwork than those who don't exercise.

They are many ways to exercise. You can walk, run, swim, skate, or play ball games. Make sure you exercise in the following ways: You have to like what you are doing. Exercise enough（足够的）--- but not too much. It's best to exercise twice a week. Thirty minutes（分钟）each time is enough. Try all kinds of sports until（直到）you find one, two or even three sports that feel right for you.

You can exercise at fitness centers. They have a lot of equipment（设备）there. The equipment will help exercise your arms, legs and other parts of your body to make you healthy. Some people buy equipment for their homes. But it's very expensive.

( )41. the underline word "fitness centers" in the passage means _____.

A. 商务中心 B. 健身中心 C. 医疗中心 D. 购物中心

( )42. The sport "_____" is not told in the passage.

A. playing soccer B. skateboarding C. walking D. running

( )43. The doctors say that exercise can make your heart and body _____.

A. ill B. happy C. strong D. health

( )44. About "exercise", which statement of the following is NOT right?

A. Thirty minutes' exercise each time is enough.

B. You have to exercise too much every day.

C. You needn't do all kinds of sports to keep healthy.

D. You have to like the sports that you are doing.

( )45. It's best to exercise _____.

A. at fitness centers B. in groups

C. in the morning D. twice a week

B

A young boy was playing with a ball in the street. He threw（扔）it too hard and it broke（打破）the window of a house and fell（掉）inside. A woman came to the window and shouted（大喊） at the boy. The boy was afraid and ran away. But he still wanted his ball back. A few minutes（分钟）later. The boy came back and knocked（敲）at the door and said, "My father is going to come and repair（修理）your window soon."

After a while, a man came to the door with tools（工具）in his hand, so the woman let the boy take his ball away.

When the man finish repairing the window, he said to the woman, "Please pay ten dollars."

"But aren't you the father of the boy?" the woman asked, looking surprised（惊奇）. "No," he answered, looking more surprised, "Aren't you his mother?"

( )46. The boy lost his ball because _____.

A. the ball fell into the woman's garden

B. the ball broke the window of his house

C. the ball broke the window and fell into the woman's house

D. he went through the window of the woman's house

( )47. The boy ran away because _____.

A. he was afraid of the woman

B. he had to ask his father for help

C. he didn't want his ball back

D. he had to look for his friends

( )48. The boy came back again because _____.

A. he father will come soon

B. he wanted the ball back

C. the woman was his mother

D. a man would come to repair the window

( )49. The woman let the boy take his ball away _____.

A. because she thought he was honest（诚实的）

B. because he came back and repaired the window

C. because she thought the man was his father

D. because his father repaired the window

( )50. Which of the following is RIGHT?

A. The boy was the son of the man.

B. The man was the father of the boy.

C. The woman knew the man was the father of the boy.

D. The man thought the woman was the boy's mother.

C

There are four people in my family. They're my grandfather, my parents and me. My grandfather exercises every day. He never surf the Internet. He eats vegetables three times a day, but he hardly ever drinks milk. And he watches TV every night. My father is a taxi driver. He's very busy. He never exercises, but he sometimes surf the Internet. He watches TV on Saturday and Sunday evening. He often eats vegetables and drinks milk. My mother is a housewife（家庭主妇）. She watches TV twice a day. She never surf the Internet. She sometimes eats vegetables, but she drinks milk three times a week. Exercise? Of course she does. She exercises every day by doing housework. I'm a middle school student. I go to school from Monday to Friday. I often exercise. But on Saturday and Sunday, I don't exercise because I have too much homework to do. I watch TV only on Sunday evening. But I surf the Internet twice a week. I drink milk every day, but I don't like vegetables. My mother often says to me, "Why do you eat so much meat, Mike? It's not good for your health." But I like it very much.

( )51. _____ sometimes surf the Internet in his family.

A. Mike and his father B. Mike and his mother

C. Mike's parents D. Mike's father and grandfather

( )52. _____ watch TV every day in his family.

A. Mike and his grandfather B. Mike's mother and grandfather

C. Mike's parents D. Mike's father and grandfather

( )53. What does Mike's father do?

A. He often eats vegetable. B. He sometimes surf the Internet.

C. He is very busy. D. He is a taxi driver.

( )54. Why don't Mike exercise on Saturday and Sunday?

A. Because he wants to surf the Internet.

B. Because he wants to watch TV.

C. Because he has too much homework to do.

D. Because he has to go to school.