18．Good health is the most valuable thing a person can have.but one cannot take good health for gran——青夏教育精英家教网——

18．Good health is the most valuable thing a person can have，but one cannot take good health for granted（认为…理所应当）．It is important to remember that the body needs proper care in order to be healthy．There are three things that a person can do to help stay in good shape：eat right food，get enough sleep，and exercise regularly．
Proper nutrition （营养） is important for good health．Your body cannot work well unless it receives the proper kind of"fuel"（燃料）．Don't eat too much food with lots of sugar and fat．Eat plenty of foods high in protein （蛋白质），like meat，fish，eggs and nuts．Vegetables and fruits are very important because they provide necessary vitamins （维他命） and minerals．However，don't overeat．It is not helpful to be overweight．
Getting the proper amount of sleep is also important．If you don't get enough sleep，you feel tired and easily get angry．You have no energy．Over a long period of time a little a amount of sleep may even result in a change of personality （人的个性）．Be sure to allow yourself from seven to nine hours of sleep each night．If you do，your body will feel strong and refreshed，and your mind will be sharp．
Finally，get plenty of exercise．Exercise firms the body，strengthens the muscles，and prevents you from gaining weight．It also improves your heart and lungs．If you follow a regular exercise program，you will probably increase your life-span （寿命）．Any kind of exercise is good．Most sports are excellent for keeping the body in good shapes：basketball，swimming，bicycling，running and so on are good examples．Sports are not only good for your body，but they are enjoyable and interesting，too．
If everybody，were to eat the right foods，get plenty of sleep and exercise regularly，the world would be a happier and healthier place．We would all live to be much older and wiser．
41．According to the passage，A．
A．we should always keep fit
B．if we were healthy，we could spend our days in doing things with less sleep
C．one can eat a lot to stay in good shape
D．one needn't take any exercise if he is healthy
42．In order to keep good health，C．
A．we should eat a lot of sweets
B．one needs a large amount of fat
C．people should eat according to the foods nutrition
D．we must try to sleep now and then
43．Eating more and sleeping lessB．
A．can keep healthy             B．is no good for you
C．gets you more energy         D．will keep your personality
44．The writer explainsCin this passage．
A．how to eat                 B．the importance of doing exercise
C．how to keep healthy        D．what to eat
45．The title of the article should beC．
A．Eating and Exercising      B．How Vitamins Work in Man's Body
C．Staying Healthy            D．Sleeping Well．

17．Susan advised me not to buy the vase，but I bought it _____．（　　）

16．In _________to being used in industry，laser can be applied to operations in the hospital．（　　）

15．This special cream will protect you _____ the burn-ing sun．（　　）

14．-Sorry，sir，your car isn't ready yet．It _____ in the garage．
-That's all right．（　　）

	A．	is repaired		B．	is being repaired
	C．	hasn't repaired		D．	has been repaired

13．He is so busy with the research _____ he has no time left for any other activity．（　　）

12．It was going to be some time _____ he would see his father again．（　　）

11．She does not know _____ the situation，for she is too inexperienced．（　　）

	A．	how to deal with		B．	what to deal with
	C．	how to deal with it		D．	what to do with it

10．The flowers don't need too much water； you can just water them _____．（　　）

	A．	each other days		B．	every other day
	C．	each of two days		D．	every of two days

9．-It is not enough for you just to tell me your decision．_____．
-The only reason is that I'm interested in it．（　　）

	A．	I don't agree		B．	I don't think so
	C．	Give me your reason		D．	Let's have a discussion

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