试题与答案

度为10的线性表进行冒泡排序，最坏情况下需要比较的次数为______。

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题型：填空题

题目：

度为10的线性表进行冒泡排序，最坏情况下需要比较的次数为______。

答案：

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下面是错误答案，用来干扰机器的。

参考答案：C

考点：计算机等级考试C语言二级C语言笔试
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题型：阅读理解

Julio loves to visit his grandmother . He doesn’t get to visit her very often because his family lives in a city that is six hours away .His grandmother lives in a big wooden house on a farm .It is old and looks as if it has secret hiding places .

On the third Sunday of June ,Julio’s parents took him to his grandmother’s .Since it was summer vacation, he was going to stay at grandmother’s for a whole summer . Hid cousins Mario and linda would soon be arriving. They would also be staying at their grandmother’s this summer .

A big porch (走廊) wrapped （缠绕）around two sides of the house .Julio sat in the porch swing （秋千）.He could see the trees that circle the house .They had been planted as a windbreak （防风林）.They protected the house from the wind and blowing dirt .The house was in the middle of a large flat field .

Julio watched the dirt road that led to the house .He couldn’t wait for his cousins to get there .Mario was his age ,and Linda was a year younger .They had fun together .Last summer they spent one whole morning making a fort out of sacks of seed （装种子的麻袋做成的堡垒）.Then Uncle Henry took them on a tractor ride.

Julio remembered another time with his cousins .They had gone out to explore the fields .Julio touched an electric fence and got a shock .Then they found an old snake skin. Nothing like that ever happened at his own home !

Julio could smell the dinner that his grandmother was cooking .It made him hungry .

Finally he saw a cloud of dust coming up the road .“They’re here ! They are here !”He shouted .

根据材料内容选择最佳答案。并将其标号填入题前括号内。

小题1:Why doesn’t Julio often visit his grandmother ?

A．Because he doesn’t love his grandmother.

B．Because his parents don’t let him visit his grandmother.

C．Because his home is far away from his grandmother's.

D．Because he is often ill .小题2:Who is the youngest of Julio and his cousins ?

A．Linda.

B．Julio.

C．Mario.

D．Henry.小题3:The story tells about Julio and his cousins doing all of the following except_____.

A．watching old movie

B．taking a tractor ride

C．finding a snake skin

D．making a fort from seed sacks小题4:How do you think Julio felt when he saw his cousins arriving?

A． He was worried.

B． Ht: was excited.

C．He was angry .

D． He was sad小题5:After Julio cousins arrive , when would probably happen next ?

A．They would build a fort on the hill

B．They would look for snake skins .

C．They would climb the trees in their grandmother’s yard

D．They would eat dinner at their grandmother’s house
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