Much of our good health（1）CCon the cooperation between substances（物質(zhì)）.When they work together，chemical reactions take place smoothly.Body systems are kept（2）AAbalance.The substances are vitamins.
Scientists have discovered thirteen（3）DDof vitamins.They are（4）AAas vitamins A，the B group，C，D，E and K.Scientists say vitamins help to carry out chemical changes within cells.If we do not get（5）BBof the vitamins we need（6）BBour food，we are at risk of developing a number of diseases.
Which foods should be eaten to keep us（7）BB？Let us look at some important vitamins for these answers.
Vitamin A helps prevent skin and other tissues from（8）BBdry.People who do not get enough vitamin A cannot see（9）BBin darkness.This can result in infections and lead to blindness.Vitamin B-one helps the heart and nervous system work smoothly.Without it，we would be（10）DDand would not grow.Vitamin C is needed for strong bones and teeth，and for healthy blood passages.Vitamin D increases levels of the element calcium in the blood.Calcium is needed for nerve and muscle cells to（11）BBnormally.It also is needed to build strong bones，etc.
Experts agree that everyone needs vitamins so that their bodies can operate normally.In general，a complete diet should（12）AAall the vitamins a body needs in their natural form.Vitamins are important to our health.A（13）DDof required vitamins can lead to health problems.
Different vitamins are（14）CCin different foods -- grains，vegetables and fruits，fish and meat，eggs and milk products.Experts say this is（15）BBit is important to eat a mixture of foods every day，to get enough of the vitamins our bodies need.
| （1） | A．supplies | B．points | C．depends | D．supports |
| （2） | A．in | B．on | C．to | D．a(chǎn)fter |
| （3） | A．type | B．counts | C．a(chǎn)mount | D．kinds |
| （4） | A．known | B．knew | C．know | D．knows |
| （5） | A．little | B．enough | C．few | D．less |
| （6） | A．with | B．in | C．without | D．within |
| （7） | A．health | B．healthy | C．healthier | D．healthiest |
| （8） | A．change | B．changing | C．become | D．becoming |
| （9） | A．good | B．well | C．bad | D．badly |
| （10） | A．thick | B．thin | C．strong | D．weak |
| （11） | A．job | B．work | C．weaken | D．works |
| （12） | A．provide | B．play | C．prevent | D．pass |
| （13） | A．number | B．lot | C．little | D．lack |
| （14） | A．find | B．finder | C．found | D．founded |
| （15） | A．where | B．why | C．when | D．which |
【考點(diǎn)】說(shuō)明文．
【答案】C；A；D；A；B；B；B；B；B；D；B；A；D；C；B
【解答】
【點(diǎn)評(píng)】
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發(fā)布：2024/4/20 14:35:0組卷：30引用：1難度：0.5
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（1）Who wrote this book review？BOOK CLUB：YOUR REVIEWS： 
What's the book about？
The book is about a boy called Charlie.His family is very poor - they don't have much money and they don't have much food.
There is a chocolate factory near Charlie's house.It is Willy Wonka's factory.Willy Wonka invites five children to visit the chocolate factory.
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This book is great!l love the incredible chocolates and sweets in the factory.Words to describe the book：
Interesting funny sad amazing magical excitingStar rating：
I give Charlie and the Chocolate Factory：
★★★★★
5 stars = Fantastic!
4 stars = Very good!
3 stars = OK
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A．Willy Wonka was the owner of the chocolate factory.
B．The main character Charlie was born in a poor family
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D．The other four children went into the factory without invitation.發(fā)布：2025/1/30 8:0:1組卷：10引用：2難度：0.9