Constructionofthegiganticofficebuildinginthiscitywasforyearsintermittent.

参考答案:

A

形容词辨析。intermittent间歇的，断断续续的：Today will be mostly fine and sunny，with intermittent showers．今天大部分时间天气晴朗，有间断阵雨。stopping and starting at intervals不时停下和开始；something that will happen soon马上将发生某事；anything that comes and goes来来往往的任何事情。