摘要：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
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—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
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—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
查看习题详情和答案>>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
查看习题详情和答案>>