问题补充:
I am concerned, Peru is well worth a visit.
A. Even if
B. In my opinion that
C. As is known that
D. As far as
答案:
A. Even if
B. In my opinion that
C. As is known that
(答案→)D. As far as
解析:考察连词辨析。Even if即使;BC项不符合语法结构;as far as sb be concerned在某人看来,根据某人的观点;句意:在我看来,秘鲁十分值得参观。故D正确。