问题
选择题
19．—Flight 331 _____．I'd better be on my way．Goodbye．
—Bye．Happy landing!
A．is announced
B．is being announced
C．is announcing
D．has announced
答案
答案：B
搜题请搜索小程序“爱下问搜题”
19．—Flight 331 _____．I'd better be on my way．Goodbye．
—Bye．Happy landing!
A．is announced
B．is being announced
C．is announcing
D．has announced
答案：B
