![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
To serve unaccompanied passengers, you have to _____ .
A.confirm the destination
B.put the valid in-flight documents in place
C.get the number of carry-on
D.check the baggage
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.confirm the destination
B.put the valid in-flight documents in place
C.get the number of carry-on
D.check the baggage
The Xinjiang Airlines serve passengers and customers in the southeast of China only.
A.serves
B.to serve
C.serving
D.service
As a ______ to customers, the bank will install more automated teller machine. (serve)
What does "round the clock" mean (lst sentence in paragraph 3)?
A.The diners serve customers half a day.
B.The diners serve customers at certain hours.
C.The diners serve customers 24 hours a day.
D.The diners serve customers only on weekdays.
Mr.Brown would rather that his son ______ (serve)in the royal air force last year.
serve as shed new light on in combination with nothing less than
to date in effect as of in addition to
be confined to adapt to
A.boundary
B.skeleton
C.enclosure
D.material
U. S. senators serve for______years after they are elected.
A.four
B.six
C.three
D.two
A.idealistic
B.revolutionary.
C.short-sighted
D.traditional.