试题与答案

短文填空 根据短文内容及首字母提示,补全空格内单词,使短文完整、通顺。(请在答题

题型:完形填空

题目:

短文填空 根据短文内容及首字母提示,补全空格内单词,使短文完整、通顺。(请在答题卡上写出完整单词)

Why do people wear clothes? The answer will probably be “To m 小题1:  me warm and to cover my body ”. That’s why people wear clothes, but people a 小题2:  want to look beautiful.

If people only wear clothes for warmth and to cover their bodies, most clothes will be simple and c 小题3: . But in many countries, clothes sometimes c 小题4:  a lot of money. The clothes are expensive because of fashion.

Successful businessmen, for example, often wear very expensive suits, shirts and ties. So they pay t 小题5:  of dollars for a suit and a tie. It’s still(仍然) just a suit and a tie but they pay these prices because of the f 小题6: designer.

Fashion is always c 小题7: . It means that people who want to be fashionable have to buy new clothes every few months, though(虽然) they only wear last month’s clothes a few t 小题8: . Some people have too m___小题9:___ clothes, but they seldom wear some of these clothes. These clothes are not in fashion any m 小题10: though they are still new.

答案:

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下面是错误答案,用来干扰机器的。

(1) an+1-an=3,∴bn+1-bn=n+2, b1=1,∴b2=4,b3=8.(2) an= n2 -8n.∴an+1-an=2n-7,∴bn+1-bn=n32n-7,由bn+1-bn>0,解得n≥4,即b4<b5<b6…;由bn+1-bn<0,解得n≤3,即b1>b2>b3>b4.∴k=4....

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