. –----- Have you been to the Great Wall?
------ Perhaps not in my memory. _______, it might have been during my early childhood.
A. If only | B.If so | C.If ever | D.If not |
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. –----- Have you been to the Great Wall?
------ Perhaps not in my memory. _______, it might have been during my early childhood.
A. If only | B.If so | C.If ever | D.If not |