题目内容
(请给出正确答案)
[单选题]
It's a pity that the device used ____________ counting money doesn't work now
A.at
B.by
C.for
D.to
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A.at
B.by
C.for
D.to
— Oh, _______________! But can’t you go another day?
A.that’s a problem
B.that’s a loss
C.that’s a pity
D.that’s a question
My brother John had a heart attack last night. ---Oh really?().
A.What a pity!
B.I’m sorry to hear that
C.Is it all right?
D.What a shame!
A. Are you sure?
B.Sorry for that.
C. What a pity!
D. You' d better go to see a doctor at once.
A.G1(s)+G2(s)
B.G1(s)G2(s)
C.G1(s)/G2(s)
D.G1(s)G2(s)/G1(s)+G2(s)
劳动力供给的工资弹性Es表示为()。
A.(△S/S)/(△W/W)
B.(△W/W)/(△S/S)
C.(△W/S)/(△S/W)
D.(△S/W)/(△W/S)
A.anyone’s else
B.anyone else
C.anyone else’s
D.anyone’s else’s