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【单选题】
IMO规定船舶保安报警设备至少要有( )报警按钮A.
2个
B.
3个
C.
1个
D.
6个
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反馈参考答案：
举一反三
【多选题】When to fasten the seat belt?
A.
during air turbulence
B.
for take-off
C.
for landing
D.
whenever the Fasten Seat Belt sign is on
【单选题】According to the announcement, the passengers could take off their seat belt when ______.
A.
they wanted to go to the washroom
B.
the seat belt warning light was turned off
C.
the seat belt warning light was turned on
D.
they wanted to look after their children
【多选题】When to fasten the seat belt?
A.
For landing
B.
For take-off
C.
Whenever the fasten seat belt sign is on
D.
During air turbulence
【单选题】When could you open your seat belt?
A.
The plane is taking off.
B.
The plane is landing.
C.
The seat belt sign is on.
D.
The seat belt sign is off.
【简答题】2017 年10月18日,在十九大报告中指出,,我国经济已由高速增长阶段转向 发展阶段,正处在转变发展方式、优化经济结构、转换增长动力的攻关期,建设现代化经济体系是跨越关口的迫切要求和我国发展的战略目标。
【多选题】When to fasten the seat belt?
A.
for landing
B.
whenever the Fasten Seat Belt sign is on
C.
for take-off
D.
during air turbulence
【多选题】When to fasten the seat belt?
A.
during air turbulence
B.
for landing
C.
for take-off
D.
whenever the Fasten Seat Belt sign is on
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