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题目
题型:不详难度:来源:
The first use of atomic weapons was in 1945. and their power _____ increased enormously ever since.
A.isB.wasC.has beenD.had been

答案
C
解析

核心考点
试题【The first use of atomic weapons was in 1945. and their power _____ increased eno】;主要考察你对一般现在时等知识点的理解。[详细]
举一反三
Water _____ at 100 degrees centigrade.
A.boiledB.boilsC.has boiledD.was boiling

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The boy _____ out to play until he had finished his homework.
A.went B.would go C.doesn’t go D.didn’t go

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By August the flowers _____.
A.die B.will die C.are to die D.will have died

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Fetch a doctor!  The patient _____.
A.was dead B.has dead C.died D.is dying

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We were all surprised when he made it clear that he _____ office soon.
A.leaves B.would leaveC.left D.had left

题型:不详难度:| 查看答案
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