2.【2018·天津】11. Bob thought he couldn't go to the party because he had to write a report, but he went ___________.
A. at first B. after all
C. above all D. at random
【答案】B
点睛:本题侧重考查在特定的语境中辨析短语的能力。对于短语而言,没有捷径可言,只有老老实实的记忆。考生除了要充分利用特定语境理解词义,还需要重点关注他们用法上的区别。