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【单选题】
下列属于本质的是(1)价值决定价格(2)价格围绕价值上下波动(3)生产力决定生产关系(4)社会必要劳动时间决定商品价值量( )A.
(1)(2)(3)
B.
(1)(3)(4)
C.
(1)(2)(4)
D.
(2)(3)(4)
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【简答题】阅读理解。 Mum gives little Tom ten yuan. Then little Tom goes shopping. He gets on the bus and sits down next to an old woman. Then he sees the old woman's handbag is open. There is ten yuan in it. He qui...
【单选题】【卡诺循环】如图表示的两个卡诺循环,第一个沿 ABCDA 进行,第二个沿 ABC'D'A 进行,这两个循环的效率 的关系及这两个循环所作的净功 W 1 和 W 2 的关系是
A.
W 1 = W 2
B.
W 1 = W 2
C.
W 1 > W 2
D.
W 1 < W 2
【单选题】_______with what little Tom said, the teacher decidedto take him as his new student.
A.
To satisfy
B.
Havingsatisfied
C.
Satisfied
D.
Satisfying
【单选题】Tom's brother speaks French very well ______ Tom can speak little French.
A.
or
B.
unless
C.
in spite of
D.
while
【单选题】As soon as little Tom had _______ a little from his shock, his first thought was to get away . [ ]
A.
returned
B.
benefited
C.
survived
D.
recovered
【单选题】As soon as little Tom had ________ a little from his operation at his back, his first thought was to get out to meet his friends.
A.
returned
B.
survived
C.
absorbed
D.
recovered
【单选题】It was natural for Tom to feel a little nervous this morning because it was the first time for him to _____ a lecture.
A.
send
B.
deliver
C.
speak
D.
provide
【单选题】【卡诺循环】如图表示的两个卡诺循环,第一个沿 ABCDA 进行,第二个沿 ABC'D'A 进行,这两个循环的效率 的关系及这两个循环所作的净功 W 1 和 W 2 的关系是
A.
W1=W2
B.
W1=W2
C.
W1>W2
D.
W1
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