完形填空(共15小题;每小题2分,满分30分)

阅读下面短文,掌握其大意,然后从21-35各题所给的四个选项中选出一个最佳答案。

Every person needs water and a diet of healthy foods. These foods should contain some fat, some fiber, a little salt and so on.

People need energy  21 . They eat different kinds of food which change into energy. The energy is  22  in calories(卡). Even when you  23, you are using energy – about 65 calories an hour.  24  you are at school, or walking home, your body is burning up 100 calories an hour. When playing football or basketball, you  25  be using 400 calories an hour. On Sports Day, during the relay race, you will use most of all,  26  as much as 650 calories an hour.

The Chinese diet is considered to be the healthiest in the world. It contains a lot of fruit and green vegetables. It is  27  in fiber and low in sugar and fat. The Chinese eat less sugar than many other countries in the world. That is  28  lots of people in China have healthy white teeth.

People in the Western world do not eat such healthy foods. They eat  29  fat and sugar and don’t take enough  30 . Because of this, they  31  weight very easily. Their diet contains a lot of 32  in the form of potato crisps, potato chips, butter, cream and chocolate. They eat a lot of sugar which exist in cakes, soft drinks,  33  and so on. The result is that many of them become fat. 34 some have bad teeth. In some parts of Britain, one person in ten,  35  the age of thirty, has no teeth left.

21. A. to sleep    B. to live           C. to eat           D .to walk

22. A. measuring      B. taken            C. measured   D. measure

23. A. are asleep       B. have a dream        C. have a rest      D. go to bed

24. A. While            B. During          C. As               D. If

25. A. must                   B. should         C. need                D. might

26. A. surely            B. ever                  C. perhaps     D. seldom

27. A. rich                    B. poor                  C. good               D. bad

28. A. how                   B. why                   C. what                D. that

29. A. much too            B. many too            C. too many              D. too much

30. A. activities             B. food               C. work                    D. exercise

31. A. put on         B. gain on              C. get on                   D. put up

32. A. sugar                  B.fat                      C. salt           D. fiber

33. A. sweets         B. vegetables   C. meat                D. potato

34. A. But                    B. Or                     C. And               D. As

35. A. during         B. for                     C. with                     D. by

 

Healthy Habits, Healthy Body

Feel tired lately? Has a doctor said he can’t find anything wrong with you? Perhaps he sent you to a hospital, but all the advanced equipment there shows that there is nothing wrong with you.

Then, consider this:you might be in a state of sub-health(亚健康).

Sub-health, also called the third state or gray state, is explained as a borderline state between health and disease.

According to the investigation by the National Health Organization, over 45 percent of sub-healthy people are middle-aged or elderly.The percentage is even higher among people who work in management positions as well as students around exam-week.

Symptoms(征兆)include a lack of energy, depression(压抑),slow reactions, insomnia(失眠),agitation, and poor memory.Other symptoms include shortness of breath, sweating and aching in the waist and legs.

The key to preventing and recovering from sub-health, according to some medical experts, is to form good living habits, alternate work and rest, exercise regularly, and take part in open air activities.

As for meals, people are advised to eat less salt and sugar.They should also eat more fresh vegetables, fruits, fish because they are rich in nutritional elements…vitamins and trace elements …vitamins and trace elements…that are important to the body.

Nutrition(营养)experts point out that it is not good to eat too much at one meal because it may cause unhealthy changes in the digestive tract(消化系统).They also say that a balanced diet is very helpful in avoiding sub-health.

63.According to this passage, which of the following is right?

A.When you are in a state of sub-health, you should stay home and keep silent.

B.When you are in a state of sub-health, you should go to see a doctor and buy some medicine.

C.When you are in a state of sub-health, you should have yourself examined in foreign countries.

D.When you are in a state of sub-health, you should find out the reasons and relax yourself.

64.Middle-aged people may be easy to get sub-health because ___.

A.they have used up their energy      

B.they have lost their living hopes

C.they have more pressure in life and work

D.they begin to get older

65.The key to preventing you from falling into a state of sub-health is that you should ___.

A.work hard                          B.sleep more

C.form good living habits              D.take more medicine

66.As for food, experts suggested that ___.

A.we should never eat meat       B.we should have variety of food

C.we should eat less than usual   D.we should have meals without salt to sugar

67.The bold-faced word “alternate” in this passage is closest in meaning to ___.

A.arrange by turns        B.cause to take place        

C.keep up                D.take up

 

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