SnowdenarrivedatSheremetyevoInternationalairportonJune...
来源：语文精选馆 2.27W
问题详情：
Snowden arrived at Sheremetyevo International airport on June 23, _____ he was prevented from leaving for six weeks after the U.S. canceled his passport.
A. which B. where C. when D. what
【回答】
B
知识点：定语从句
题型：选择题
