We can’t live without food. Today our knowledge of food and what it does for our bodies is far more advanced than____1_____of the old times. Now we know____2___vitamins and how each kind of vitamins__3_____in the growth of a special part of our body._____4____ on the market all kinds of vitamins which we can take to______5____our lack of certain important things which are needed for good health.____6____ if we eat well and properly, the food that we eat will ___7____ our bodies and so there is no____8_____to take any kind of vitamins ____9____ our doctors tell us that our bodies are_____10____of something which can be supplied by it. Generally speaking, everything we eat ____11____ some good to our bodies, but if we eat ____12____ of one kind of food and pay______13____attention to others, we may have too much of one kind and not____14____ of others. Then we may be ____15___ trouble. We are often told___16_____ we must eat some meat every day in order to get the necessary proteins. That is only____17____true, for proteins are not found only in meat. We can also get them___18____some vegetables. The best advice about ____19___ to eat is that we should eat all kinds of food____20__ never too much of one kind.

1.                A．it             B．those          C．that  D．this

2.                A．of             B．about          C．/    D．for

3.                A．does           B．makes          C．helps D．works

4.                A．There have      B．There are       C．They are  D．They have

5.                A．have for        B．make for        C．get for   D．make up for

6.                A．Of course       B．Then           C．But  D．And

7.                A．attend         B．take care of      C．look for   D．pay attention to

8.                A．worry          B．possibility       C．need D．chance

9.                A．when          B．if              C．unless    D．until

10.               A．short          B．lost            C．part  D．full

11.               A．has            B．is             C．makes D．does

12.               A．too much       B．too little        C．too few   D．too many

13.               A．too little        B．too much       C．a little too  D．much too

14.               A．a little          B．little           C．many D．enough

15.               A．into           B．at             C．in    D．out of

16.               A．when          B．that           C．how  D．where

17.               A．likely          B．partly          C．hardly D．really

18.               A．from           B．for            C．of    D．into

19.               A．what           B．whether        C．why  D．which

20.               A．even          B．or             C．and  D．but

You can find all kinds of information in just                          

a few minutes on the Internet. It’s l__1____ going to a     1. __________

huge ____2____(图书馆) without having to walk around to      2. __________

find your books. Recently,  ___3____, many people            3. __________

have been d____4____ the dangers of the Internet.            4. __________

There have b___5____ reports in America about people         5. __________

trying to steal personal information for bad ___6____(目的).     6.___________         

Finding information ___7____the Net is easy. But not all     7. __________

information is good to ___8___(社会). For example, you       8. __________

can find such information as ___9___ to kill people.         9. __________

The problem will become more s___10___ in the future.        10.___________        

You can find all kinds of information in just                  
a few minutes on the Internet. It’s l__1____ going to a    1. __________
huge ____2____(图书馆) without having to walk around to     2. __________
find your books. Recently,  ___3____, many people           3. __________
have been d____4____ the dangers of the Internet.           4. __________
There have b___5____ reports in America about people        5. __________
trying to steal personal information for bad ___6____(目的).     6.___________         
Finding information ___7____the Net is easy. But not all    7. __________
information is good to ___8___(社会). For example, you      8. __________
can find such information as ___9___ to kill people.        9. __________
The problem will become more s___10___ in the future.       10.___________       

完形填空：

　　Today our knowledge of food and what it does to our bodies is far more advanced than 1 the old times. Now we know about vitamins and 2 each kind of vitamin helps in the 3 of a particular part of our body. 4 on the market all kinds of vitamins which one can take to 5 one's lack of certain important things which are needed 6 good health. Of course if we eat well and properly, the food that we eat will 7 our body and so there is 8 to take any kinds of vitamin 9 our doctor tells us that out bodies are 10 of something that can be supplied by them.

　　Generally speaking, everything we eat 11 some good to our body but if we eat 12 of one kind of food and pay 13 attention to others. We may have too much of one kind and not 14 on others. Then we may be 15 trouble.

　　We are often told 16 we must eat some meat at each meal in order to get the necessary proteins. That is only 17 true for proteins are not found only in meat. We can also get them 18 some vegetables.

　　The best advice about 19 to eat is that we should eat all kinds of food 20 never too much of any.

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