摘要： The math problem is difficult. C)请用适当的介词填空.完成下列句子.
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The math problem is so hard. I really don’t know .
A. how to do it B. how to do C. what to do it D. where to do it
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--- How many of you have solved the math problem?
--- ________, the math problem is far too difficult for us to work out. .
A． All B. None C. Nobody D. Everybody
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The math problem is too difficult ,I can’t__________ .
A．work out it B．work it out
C．work them out D．put it out
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The math problem is _______ difficult and _______ of them can work it out.
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| A．too much; a few | B．much too; a few | C．too much; few | D．much too; few |
The math problem is _______ difficult and _______ of them can work it out.
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| A．too much; a few | B．much too; a few | C．too much; few | D．much too; few |