与细菌致病性有关的结构或成分除外()
A．菌毛
B．核蛋白体
C．荚膜
D．鞭毛
E．磷壁酸
参考答案：B
The policeman looked around and caught a man his hand into the pocket of a passenger.
A．put
B．to be putting
C．to put
D．putting
钼肥有那些种类？怎样施用？
