All passengers ______ are expected to fasten the seat belts when the plane takes off and lands．
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A
on aboard
B
on board
C
on the board
D
on boards
推荐题目
Kate broadcast her new CD on the radio; ______, she gave performances on TV.
#27859
A
as a result
B
in addition
C
in a way
D
in return
—Would you mind passing me the book?—Of course not.But it is __________ my reach.
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A
far
B
beyond
C
within
D
out
There are several people who have called _______ the advertisement we placed in yesterday’s newspaper.
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A
in favour of
B
in response to
C
in honour of
D
in return for