Eating too _____ is bad for your health.[ ]
A. many
B. less
C. much
D. fever
答案:C
常用的抗抑郁药有
A.氯丙嗪
B.异丙嗪
C.丙米嗪
D.地昔帕明
E.阿米替林
为防止管道水倒流,需在管道上安装的阀门是()。