I think you should go back to your          plan, which is much more practical than the present one

A.opposite

B.original

C.abstract

D.ridiculous

答案及解析： B

解析：

此题答案错误，考查词义辨析，opposite相反的，original原始的，最初的，abstract抽象的，，ridiculous荒谬的，句意：我认为你应该回到你最初的计划，比现在这个更实用的多。故选B。