皮皮学，免费搜题
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【单选题】
宴会上 , 为表示尊重 , 主宾的座位应A.
在主人的左侧
B.
在主人的右侧
C.
随其所好
D.
在主人的对面
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Yaw is a rotation about the _______ axis.
A.
longitudinal
B.
lateral
C.
vertical
D.
horizontal
【单选题】The three axes of rotation for an aircraft is____-____, ____-____, and _____-____?
A.
longitudinal-roll， lateral-pitch， vertical-yaw
B.
longitudinal-pitch， lateral-roll， vertical-yaw
C.
longitudinal-roll， lateral-yaw， vertical-pitch
D.
longitudinal-pitch， lateral-yaw， vertical-roll
【单选题】The sweater can’t ______ in the machine.
A.
wash
B.
washed
C.
be washed
D.
be washing
【单选题】The machine is so old ___ it can’t be used any more ___ some of its parts are changed.
A.
as, unless
B.
that, unless
C.
that ,if
D.
whether, or
【单选题】The machine can’t be made perfect overnight; in fact it should be improved___________.
A.
one by one
B.
step by step
C.
place by palce
D.
one after another
【简答题】Yaw
【单选题】The machine can’t be made perfect overnight； in fact it should be improved ______.
A.
one by one
B.
step by step
C.
place by place
D.
one after another
【单选题】Yaw is a rotation about the vertical axis giving a side-to-side movement of the nose known as sideslip
A.
俯仰
B.
横滚
C.
偏航
D.
抬头
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