We could see that he was trying to _____ his own responsibility for the delay, instead of accepting his fault.
A.run over
B.smooth over
C.pass off
D.turn down
网友回答
B解析smooth over(=make smooth, put right, balliate)使平息，使恢复正常的，掩饰：1)I will try to smooth their quarrel over.(我将设法平息他们的争吵。) 2)Don't try to smooth over your fault.（不要设法掩饰你的过错。）