下列关于预防药物依赖的说法正确的是()
A.严格遵循医生的医嘱
B.可自行购买镇静催眠药服用
C.症状好转后,应逐步减量
D.服用安眠药时,应采用小剂量
参考答案:A, C, D
I hope that ____ I have been able to do does good to them all. [ ]
A. which
B. what
C. that
D. when
下列台湾各种物产中,居世界首位的是( )
A.甘蔗
B.樟脑
C.水稻
D.茶叶