Such a film __ you described should not be shown at all.
A.which
B.that
C.as
D.like
答案:C
若|a|=5,b2=9,且a<b,求(a+b)2的值.
NOKIA的INTRATALK基站在配置为全向站时,最大配置为几个TRX?()
A、2
B、4
C、6
D、12