The old man __________ in Tibet for two years as a volunteer teacher;it is an ex

The old man __________ in Tibet for two years as a volunteer teacher;it is an ex

题型:不详难度:来源:
The old man __________ in Tibet for two years as a volunteer teacher;it is an experience he  often mentions.
A.servedB.servesC.is servingD.has served

答案
A
解析

试题分析:这位老人在西藏当志愿教师两年,这已经过去了,故用过去式。句意:这位老人在西藏当志愿教师两年,这就是他经常提到的一次经历。故选A。
点评:本试题难度适中。动词的时态是高考考查的热点,需要考生记牢它们的用法及句法,还需有分析理解句子结构的能力。
即学即练:-Is there any possible way to help the children get rid of such a bad habit?
-To be honest,it’s verd hard, but we ______on this problem.
A.work             B.worked
C.are working      D.were working
解析:C。句意:--有一些可能的帮助孩子们解除这种坏毛病的方法?--老实说,很难,但我们一直在研究这个问题。根据句意用现在进行时。
举一反三
If you       be in time for the early bus , be sure to get up before five o’clock in the morning.
A.are toB.are about toC.are going toD.are due to

题型:不详难度:| 查看答案
Don’t call me at 9:00 o’clock tomorrow morning ,when I          a lecture at Harvard.
A.giveB.am givingC.will be givingD.am going to give

题型:不详难度:| 查看答案
What shall human beings do if oil        sometime in the future?
A.will run outB.runs out of C.runs outD.will be run out

题型:不详难度:| 查看答案
--The window is dirty.
----I know. It ______ for weeks.
A.hasn’t cleanedB.didn’t clean
C.wasn’t cleanedD.hasn’t been cleaned

题型:不详难度:| 查看答案
---- The battery in my cell phone is running low.
---- I _____ that last night before we went to bed.
A.was noticingB.have noticedC.had noticedD.would notice

题型:不详难度:| 查看答案
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