________ you met the foreigner from Canada?

A.Where it was that

B.Who it was that

C.Where was it that

D.Where was that

答案及解析： C

考查强调句。本题考查强调句的特殊形式：特殊疑问词 + is / was + it that …。句意：你是在哪儿遇到来自加拿大的外国人？