何人提出呃逆"治当降气化痰和胃为主，随其所感而用药"的治疗法则
A．孙思邈B．陈无择C．张景岳D．秦景明E．李中梓
参考答案：E
下列属于环境污染的是（）。
A.衣服污染
B.水污染
C.空气污染
D.噪音污染
E.辐射污染
— What is your father?
— . [ ]
A. He's at home
B. He's a teacher.
C. She's a teacher
D. He's in his school
