正确答案: B

7-

题目：一个多边形有14条对角线，那么这个多边形有（ ）条边

解析：B

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举一反三的答案和解析：

[单选题]BOne day Mrs Wilson went shopping with Tracy and Ben． They went to the supermarket in the new shopping centre．“Why do you buy things here? Tracy wanted to know． "Because they are cheaper here than at the corner store near our home，”Mrs Wilson said． "Help me check the prices， please． "The Wilsons were not rich and Mrs Wilson was always careful with her money． She looked carefully at the prices of things． She bought lots of things in the supermarket． When they got home， the children said， "We don-t think you saved money by going to the supermar-ket． ""Of course I did，"Mrs Wilson said． "Everything was cheaper there．"We know，"the children said， "but we came home by taxi because we had too much to carry． The taxi fare was more than the money that you saved! Well done，"she said． "Next time we'll do the shopping nearby．

more expensive

解析：26.C【解析】由第二段第二句可推断。

[单选题]28．If you found a pencil case ，it may be(可能是) _________．

Tom’s

解析：28．C【解析】由第三则启事可知Tom丢失了铅笔盒，所以可能是Tom的。

[单选题]13．

English

解析：13．A【解析】由下面说的“她的英语很好”可知本句应为“她是英国（籍）的”，English在此是形容词，前面不应用冠词，故选A。

[单选题]吸烟有害健康，非吸烟者往往会因吸烟者吸烟而造成被动吸烟，这是因为

分子在不断运动

[单选题]Peoplelikehisbooksbecausethebooks______.

areeasyandinterestingtoread

[单选题]某企业获得10万元贷款，偿还期五年，年利率10％，每年末只还所欠利息，本金在第五年末一次还清，则五年还款总额为（ ）万元。

15

[单选题]29． Which one is wrong?

Mike always puts his things away．

解析：29．A【解析】本题足问下面哪一个说法是错误的，Mike的屋子很不整洁，就是因为他不收拾自己的东西。选项A的意思是“他总是收拾自己的东西”，put…away是。把……收起来放好”的意思，可见A是错误的。

[单选题]3． The doctor worked for _________ after twelve o'clock．

two more hours

解析：3．A【解析】句意：这位医生在12点以后又工作了两个小时。“再几个……”结构是“数词+more+名词（复数）”或“another+数词十名词（复数）”。

[单选题]Can you come on Monday or Tuesday?---I’m afraid _______ day is possible.

neither