在三角形ABC中,角C为直角,角A,B所对应的边为a,b则aA+bB>=________.

2009-08-20 21:37 来自版块 - 

1.We don't care if a hunting dog smells ____,but we really don’t want him to smell____. A.well;wellB.bad;badC.well;badlyD.badly;bad... 全文

2009-08-18 16:52 来自版块 - 


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