对牙周病破坏最大的不良生活习惯是（）
A.酗酒
B.吸烟
C.不正确的剔牙
D.口呼吸
E.咬硬物
参考答案：B
--- Would you like to join us?
--- Sorry, I’m not _______ as any one of you.
A．a so good player
B．a such good player
C．so good a player
D．such good a player
烟草公司或其委托单位根据需要，可以设立烟叶收购站（点）收购烟叶。（）
