题目列表(包括答案和解析)
All passengers ____, please fasten your seat belts and remain seated ____the plane is landing.
A.on board; until B.abroad; since C.on the board; before D.aboard; when
All passengers ____, please fasten your seat belts and remain seated ____the plane is landing.
A.on board; until B.abroad; since C.on the board; before D.aboard; when
All passengers _______, please fasten your seat belts and remain seated _______ the plane is landing.
A.on board; until B.abroad; since
C.on the board; before D.aboard; when
All passengers ____, please fasten your seat belts and remain seated ____the plane is landing.
A.on board; until | B.abroad; since | C.on the board; before | D.aboard; when |
All passengers ________, please fasten your seat belts and remain seated ________ the plane is landing.
on board; until
abroad; since
on the board; before
aboard; when
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