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题目
题型:不详难度:来源:
For some time the expert __________ people of the health risks caused by passive smoking. He     says he won’t stop until all the smokers around him decide to quit smoking.
A.is warnedB.is warningC.has been warningD.has been warned

答案
C
解析
考查时态:句意是:有一段时间这个专家一直在警告被动吸烟引起的健康危害,他说知道身边所有的抽烟者都戒烟了他才停止。由此可知警告这个动作是从过去到现在一直在做,而且还要继续,符合现在完成进行时的用法。选C。
核心考点
试题【For some time the expert __________ people of the health risks caused by passive】;主要考察你对一般现在时等知识点的理解。[详细]
举一反三
Tony has to go to school by bus because his bicycle       .
A.will be repairedB.is repaired
C.has been repairedD.is being repaired

题型:不详难度:| 查看答案
—I’m sure Andrew will win the first prize in the final.
—I think so. He ________ for it for months.
A.is preparingB.was preparing
C.had been preparedD.has been preparing

题型:不详难度:| 查看答案
---Did you enjoy staying with your good friend last week,Lily?
---Yes, I______ with him for a long time.
A.haven’t stayedB.didn’t stayC.wouldn’t stay D.hadn’t stayed

题型:不详难度:| 查看答案
-----Why didn’t you go to the gathering yesterday?
------It rained so hard and in addition, I ________ an important essay the whole morning.
A.wroteB.had writtenC.was writingD.have been writing

题型:不详难度:| 查看答案
The mayor says that the new hospital ____________by the end of 2011.                        
A.has been completedB.has completed
C.will have been completedD.will have completed

题型:不详难度:| 查看答案
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