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【判断题】
蒸汽初压力和初温度不变时，提高排汽压力可以提高朗肯循环的热效率A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】劳动供给曲线为什么向后弯曲?
【简答题】无差异曲线是由左至右向下弯曲的曲线。 （ ）
【单选题】---I hear you’ve won a holiday to New York. ---Yes. And I ________ my daughter.
A.
am taking
B.
take
C.
took
D.
have taken
【简答题】. Singles Day falls on every November 11th, and as the name indicates, this relatively new holiday is one specially for people who are still living the single life. I was a bit surprised when I google...
【单选题】下列域名中表示教育机构的是( )
A.
www.hat.net.cn
B.
www.hit.edu.cn
C.
www.hat.ac.cn
D.
www.hat.com.cn
【简答题】劳动供给曲线为什么向后弯曲?
【单选题】— New Year is at hand. Are you going home for the holiday? — I haven’t made up my mind. I ______go home, but it all depends
A.
must
B.
need
C.
may
D.
will
【单选题】. I’ve got three days’ holiday _______New Year’s Day.
A.
included
B.
includes
C.
include
D.
including
【单选题】I've got three days' holiday, New Year's Day _____ . [ ]
A.
including
B.
included
C.
includes
D.
is included
【简答题】劳动供给曲线为什么向后弯曲？
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