从4名男生和2名女生中任选3人参加演讲比赛,则所选3人中恰有1名女生的概率是 .
— Do you mind if I open the window?
— ______ I feel a bit cold.
A．Of course not.
B．I would rather you didn’t.
C．Go ahead.
D．Why not?
胸膜炎
A．咳嗽伴发热B．咳嗽伴胸痛C．咳嗽伴呼吸困难D．咳嗽伴咯血E．咳嗽伴哮鸣音
