填空题

( ) 电气工程师 ( ) 经济研究助理

【参考答案】

K、D
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单项选择题
What is told about Flight PLA 137 in Announcement (2)
A．It will be landing in 30 minutes.
B．It has arrived 30 minutes ago.
C．It will take off in 30 minutes.
D．It is delayed for 30 minutes.
单项选择题
A．50 dollars.B．70 dollars.C．60 dollars.D．90 dollars.
A．50 dollars.
B．70 dollars.
C．60 dollars.
D．90 dollars.
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