log2100+log1225=log2100-log225=log210025=log24=2．
故选C．
The environmentalist said: “Making money is blameless, but I can't ________ to unnecessary killing of wild animals for that purpose.”
A．subscribe
B．tend
C．oppose
D．suggest
血细胞比容是指血细胞 ()
A．在血液中所占的重量百分比
B．在血液中所占的容积百分比
C．与血浆容积的百分比
D．与白细胞容积的百分比
