【2018年职称英语考试试题卫生类概括大意课堂练习18】
怎样概括段落大意
More Exercise
1. Physical fitness is the result of ___ny factors－good medical and dental care, proper nutrition, adequate rest and relaxation, and sensible personal habits. But these are never enough. An essential factor is regular physical activity－exercise for a body that needs it to function well.
2. All of us know that ordinary movements－things like running, jumping, and bending－are ___de by muscles. Muscles also do ___ny other things. They suck air into your lungs, push food along your digestive tract, and tighten your blood vessels to raise blood pressure when you need more pressure for an emergency. Your heart is a muscular pump.
3. When your muscles are not used, or are not used enough, they do not develop and grow properly. They soon bee flabby
and weak, shrink in size, and lose the ability to do the jobs they were meant to do.
4. Re ___nt stu ___s showed that the average high school student spends fifteen to thirty hours a week watching television and only two hours a week in organized play or exercise. That is one reason why one-third of the 200,000 pupils tested for the Presidents Council on Physical Fitness failed a ___ test of strength, stamina, and flexibility. Some of the boys and girls could not raise themselves to a sitting position without using their hands!
5. Cars and buses, elevators and escalators, TV and push-button ___chines all tend to redu ___ strenuous physical activity. But our bo ___s still need exercise. Without it they soon bee weak, ineffective, and unattractive.
23. Paragraph 1 _______.
24. Paragraph 2 _______.
25. Paragraph 4 _______.
26. Paragraph 5 _______.
A. Factors of physical fitness
B. Our body needs exercise
C. The result of lacking exercise
D. Muscles need exercise
E. The function of muscles
F. The way of keeping fit
27. Some people have difficulties in standing up due to _______.
28. Your muscles bee weak when they are _______.
29. To keep fit, you have to _______.
相关推荐：
loading