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题目
题型:不详难度:来源:
. If only I ________ how to operate an electronic computer as you do.
A.had knownB.would know
C.should knowD.knew

答案
D
解析
因为if only (要是…就要了) 其后的句子要用过去式表示虚拟语气,由as you do可知,是与现在事实相反,所以选knew。
核心考点
试题【. If only I ________ how to operate an electronic computer as you do. A.had know】;主要考察你对虚拟语气等知识点的理解。[详细]
举一反三
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A.would have diedB.would die
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题型:不详难度:| 查看答案
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A.didn’t knowB.hadn’t know
C.would have knownD.haven’t known

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A.giveB.should give
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A.wereB.would be
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A.would have lostB.should lose
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