I followed the man in a blue jacket thirty meters ______ me and watched him ent

题型：不详难度：来源：

I followed the man in a blue jacket thirty meters ______ me and watched him enter the hall.

A．apart from

B．ahead of

C．in the front of

D．at the back of

答案

B               

解析

             
试题分析：考查介词短语。Apart from 除了；ahead of 提前；in the front of 在。。前面；at the back of  在。。后面。句意：我跟着我前面30米处那个穿蓝色夹克的人，看他进了大厅。根据句意选B项。         
考点 : 考查介词短语