阅读理解。
Running is becoming popular these days. Many of us run for our health. Doctors say many of the health
problems come from these bad habits: eating too much, drinking too much, smoking, and not taking enough
exercise. Doctors tell us, "Eat and drink less, don't smoke, and exercise more."
Running is a good form of exercise because it helps build a strong heart. It also helps most people lose
weight. One 68-year-old woman runs thee times a week. She runs to lose weight. "I love to eat," she says.
Running is good for health in other ways, too. Many runners say running keeps colds and other small
health problems away. "Running is my doctor," says one man.
Running can also help people lo relax. So today men and women of all ages enjoy running.
1. Many people enjoy running because they want to ______.
A. eat much
B. keep healthy
C. run fast
D. waste time
2. Doctors tell us _____.
A. not to smoke
B. not to exercise
C. to drink much
D. to eat much
3. The underlined word "weight" means _____.
A. 疾病
B. 体重
C. 速度
D. 健康
4. The third paragraph (段落) shows _____.
A. running helps people to relax
B. running people have many health problems
C. running helps build a strong heart
D. running people have few health problems
5. The writer mainly tells us _____.
A. how to run
B. how to lose weight
C. running is a good way to keep healthy
D. running is better than doctors