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【单选题】
劳动力供给完全没有弹性时,其劳动力供给曲线( )。A.
较为陡峭
B.
较为平坦
C.
与横轴垂直
D.
与横轴平行
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皮皮学刷刷变学霸
举一反三
【单选题】— I wonder _______ he persuaded his father to give up smoking. — He showed him pictures of lungs damaged by cigarettes. [ ]
A.
it was how
B.
how was it that
C.
how it was
D.
how it was that
【单选题】When waiting at a bus stop for a long time, most people often look ____ and asleep.
A.
bored
B.
surprised
C.
excited
D.
amused
【单选题】Rock music may _______nice to young people, but most old people can’t stand it.
A.
hear
B.
sound
C.
look
D.
listen
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