题目内容

5.Air must   fresh ail the time.It's good for our health.(  )
A.keepB.is keptC.be kept

分析 空气必须一直保持清新,这对我们的健康有利.

解答 答案C 情态动词的被动语态结构:情态动词+be+过去分词.空气的清新是被人类保持的,也就是keep这个动作的承受者,所以要用被动语态.故选C.

点评 首先要明白情态动词被动语态的构成,然后结合句意做出正确选择.

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通读下面短文,掌握其大意,然后从所给的A.B.C.D四个选项中选出一个可以填入短文空白处的最佳选项。

Joe wanted a computer. He asked his for the money and they said he must get it himself. But how could he get it? He about this when he walked home. Not many people wanted to ask children to work for them. Maybe he could take away for the neighbors(邻居).But this was not winter. He had to wait a long time. He couldn't cut grass for their gardens _ he had no tools(工具)to do the work with.

Then he saw one of his ,Dick, who sits next to him, delivering(送)newspaper. I could do that, he thought. I could even get the computer right away. I could pay__ it a little each week. He ran quickly to catch up with Dick. Joe him a lot of questions. He learned that it was to get twenty - five dollars each week. He learned that the job about three hours each night. Dick him the phone number of the newspaper manager.

Joe almost flew home. After he had told his mother hethought, she smiled ,¨I think it is a idea," she said, "I'll call the newspaper.

“Wait, mum," Joe said, "I'll call. After that,I'm going to be a now.” Joe's mother was very happy.

1.A.teachers B.parents C.classmates D.friends

2.A.said B.told C.thought D.spoke

3.A.rain B.stormC.snow D.shower

4.A.because B.whenC.while D.after

5.A.students B.classmatesC.teachers D.brothers

6.A.May be B.probablyC.Maybe D.Only

7.A.on B.to C.of D.for

8.A.studied B.asked C.deletedD.got

9.A.friendly B.kindC.possible D.wrong

10.A.spentB.paidC.lost D.took

11.A.taught B.gaveC.made D.asked

12.A.that B.when C.what D.where

13.A.sadly B.happily C.politely D.angrily

14.A.big B.largeC.great D.bad

15.A.teacher B.painter C.businessmanD.worker

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