I think you should go back to your plan, which is much more practical than the present one
A.oppositeB.originalC.abstractD.ridiculous在线课程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。