Let us suppose that we him about it, what would have happened?
A. had not told
B. did not tell
C. will not tell
D. don’t tell
网友回答
(答案→)A. had not told
B. did not tell
C. will not tell
D. don’t tell
解析：考查时态。句意：让我们假设我们不曾告诉他这件事，会发生什么事？可知从句内同叙述的是一个已经在过去完成的动作，故用过去完成时态。选A。