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【简答题】
The optimal thinning regimes is that which maximizes net present value or ______.
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】原始凭证上可以不需写明填制日期和接受凭证的单位名称。（ ）
【单选题】They didn’t have any sweater in my size, and _____ I’d already decided I’d rather save the money.
A.
somehow
B.
somewhat
C.
however
D.
anyway
【单选题】To save some money, I had my former classmate ______ me ______ for a few nights.
A.
put. . . up
B.
take. . . up
C.
pick. . . up
D.
keep. . . up