虽然时代不同了，我想历史古迹总该是依旧吧。
A、Now that times are different, I think the historic sites must have remained the same.
B、Only if times are different, I think the historic sites should have remained the same.
C、Even though times are different, the historic sites, I presume, must have remained the same.
D、Since times are different, but the historic sites, I presume, should have remained the same.
【正确答案】：C
【题目解析】：逻辑词，“虽然“”表转折，now that 和since表原因，only if表条件，因此只有C，even though 符合。
