混合系数的经验公式单独估算法是( )
A．实验宣测定法
B．Kol法
C．泰勒(Taylo法
D．费希尔(Fische法
参考答案：C,D
It_____we had stayed together for several weeks_____ I found we had a lot in common. [ ]
A. was until; when
B. wasn't until ; that
C. wasn't until; when
D. was until; that
肖像权只能由自然人享有。( )
