问题
选择题
They had no sooner arrived at the airport ________ it was time to check in.[ ]
A. when
B. before
C. than
D. though
答案
答案：C
搜题请搜索小程序“爱下问搜题”
They had no sooner arrived at the airport ________ it was time to check in.[ ]
A. when
B. before
C. than
D. though
答案：C