Had I known about this computer program, a huge amount of time and energy _____. [ ]A. would have be

题目简介

Had I known about this computer program, a huge amount of time and energy _____. [ ]A. would have be

题目详情

Had I known about this computer program, a huge amount of time and energy _____.

[     ]

A. would have been saved
B. had been saved
C. will be saved
D. was saved
题型:单选题难度:中档来源:同步题

答案

A

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