问题
选择题
Suspecting the traveler of carrying drugs, the Customs official stopped him and ______ suitcase, but found nothing at all.
A．looked up
B．went through
C．searched for
D． referred to
答案
答案：B
短语辨析。 A.查阅 B. 穿过；仔细检查 C. 寻找 D. 涉及。句意：由于怀疑这个旅客携带毒品，海关官员拦住了他，仔细坚持行李，但是根本没有发现任何东西。故选B。