All passengers ______ are expected to fasten the seat belts

风雨一笑2022-10-04 11:39:541条回答


All passengers ______ are expected to fasten the seat belts when the plane takes off and lands.
A.on aboard B.on board C.on the board D.on boards

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mars徐 共回答了16个问题 | 采纳率87.5%
B

考查短语搭配。句中on board为“在飞机上”之意。句意:当飞机起飞和降落的时候,所有的乘客都要求系上安全带。
1年前

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All passengers________are expected to fasten the seat belts
All passengers________are expected to fasten the seat belts when the plane takes off or lands.
[ ]
A.on the board
B.on board
C.on boards
D.on a board
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All passengers _____ are expected to fasten the seat belts w
All passengers _____ are expected to fasten the seat belts when the plane takes off and lands.

[ ]

A. on aboard
B. on board
C. on the board
D. on boards
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