By the time he arrives in Beijing, we ______ here for two days.A.will have staye

By the time he arrives in Beijing, we ______ here for two days.A.will have staye

题型:不详难度:来源:
By the time he arrives in Beijing, we ______ here for two days.
A.will have stayedB.will be staying
C.have been stayingD.have stayed

答案
A
解析

试题分析:考查时态:句意:在他到北京的时候为止,我们已经呆在这儿两天了。说明我们在这儿待两天是在他到这儿之前,用过去完成时。还有介词by,是和相应的完成式连用的,by接过去时间,用过去完成时,by接将来时间,用将来完成时。选A。
点评:时态题的考查关键是抓住句子的上下文含义和句中的时间状语。要根据时间状语来选择合适的时态,在平时的学习中要注意积累有关时态的用法和各种时态的特殊之处。如介词by经常与相应的完成时连用。
举一反三
--- May I visit you at 10 o’clock tomorrow morning?
--- I’m afraid I ______ a document for my boss then. What about 12:00?
A.am preparingB.will have prepared
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题型:不详难度:| 查看答案
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--- Nearly 20 people ______ from the burning building by now.
A.rescuedB.have been rescuedC.have rescuedD.were rescued

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A.reserved B.deserved C.servedD.preserved

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---- Sorry, I am late. The bus was _________ in the traffic.
----- Oh, never mind. It doesn’t matter
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题型:不详难度:| 查看答案
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