Question

— Have you been to the Great Wall?
—Perhaps not in my memory. ________, it might have been during my early childhood.

A．If any

B．If so

C．If ever

D．If not

Answer 1

C

考查省略。句意：你去过长城吗?也许不记得了。如果曾经去过，可能是在我童年的时候。If ever 如果曾经，所以选C。