Apgar评分与下列哪项无关()
A.呼吸
B.肌张力
C.皮肤色泽
D.体温
E.心率
参考答案:D
复数i(3+4i)的虚部为( )
A.3
B.3i
C.4
D.4i
Mr Smith didn’t have______money ,but he had______good friends.[ ]
A. much; much
B. many; many
C. much; many
D. many; much