It is not rare in_____ that people in____ fifties are going to university for further education.
A. 90s; the B. the 90s; / C. 90s; their D. the 90s; their
It is not rare in_____ that people in____ fifties are going to university for further education.
A. 90s; the B. the 90s; / C. 90s; their D. the 90s; their
D
考生很可能错选B或C。"世纪"和"年代"均为特指概念，故第一个空要用定冠词the，表示特指，如：in the 1980s/1980’s(在20世纪80年代)，in the 90s/90’s(在90年代)，选项A和C首先被排除；又因为"in one’s+整十的基数词的复数形式"为一个固定的结构，意为"在某人几十多岁时