Question

 Danny _______ hard for long to realize his dream and now he is popular.

A.works             B.is working            C.has worked            D.worked

 

Answer 1

【答案】

 C

解析：根据时间状语for long和所提供的情景now he is popular可判断出要用现在完成时，表示从过去某一时刻开始一直持续到现在的动作或状态。故选C项。