It is said that dogs will keep you _____ for as long as you want when you are feeling lonely. [ ]

A. safety

B. company

C. house

D. friend

关于有全身作用的栓剂叙述错误的是（）

A.栓剂的作用时间一般比口服片剂的作用时间长

B.药物不受胃肠pH或酶的破坏

C.栓剂插入肛门深部，可完全避免肝脏对药物的首过效应

D.适用于不能或不愿口服的患者和儿童

E.药物直肠吸收较日服吸收好