- We haven't been to the Great Wall for ages. - No, I don't remember how

— We haven't been to the Great Wall for ages. 

— No, I don't remember how many years ago _______ I last visited it.

A.it was that

B.was it that

C.it was when

D.was it when

试题答案

A

考查强调句型。强调句型的最大特点是把它的it is/was…that/who去掉，句子仍然是对的。本题考查的强调句型的特殊疑问句装换成的特殊疑问句。本句=I don't remember how many years ago I last visited it.