皮皮学，免费搜题
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搜题
【单选题】
洞漆涂布洞壁的次数是A.
一次
B.
二次
C.
三次
D.
四次
E.
五次
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皮皮学刷刷变学霸
举一反三
【单选题】We never know we will succeed ________ we actually try.
A.
until
B.
when
C.
unless
D.
though
【简答题】_______________________(既然我们无法测出噪音的增减量), we never know to what er we are encountered.
【简答题】债务人根据特定事由，对抗债权人行使债权的权利是（ ）
【单选题】The writers, publishers and printers, they are, we never know, are making silent money.
A.
who
B.
whom
C.
whatever
D.
whenever
【单选题】We know through painful experience that freedom is never by the oppressor it must be ________ by the oppressed.
A.
demanded
B.
commanded
C.
required
D.
requested
【简答题】在债权人行使债权时，债务人根据特定事由，对抗债权人行使债权的权利是一种什么权利?（ ）
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