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【单选题】
We can conclude from the text that the authors ( ).A.
thinks that maybe we should give up those sustainable management projects at present because they are not feasible in practice at all
B.
has full confidence that the sustainable management project of elephant protection in Zimbabwe will work
C.
thinks that the sustainable management of tropical forests may not work at present but is very likely to be put into wide use in the near future
D.
thinks that the idea of sustainable management sounds good in theory but maybe not very feasible at the moment
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反馈参考答案：
举一反三
【单选题】[WJ-400-500] 主机路由表中默认路由的子网掩码是?( )
A.
255.255.255.255
B.
255.255.255.0
C.
255.255.0.0
D.
0.0.0.0
【简答题】在搅拌机理和搅拌功率计算方面，非牛顿型流体和牛顿型流体有何异同?
【单选题】[WJ-400-500]主机在进行跨网通信时,必须告诉其路由器接口的地址,使之能够找到相应的接口转发,这个接口在路由表中体现为( )。
A.
特定主机路由表项
B.
默认路由表项
C.
任一路由表项
D.
离主机最近的接口的路由表项
参考解析：
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