无吸收过程，直接进入体循环的注射给药方式是（）。
A.肌内注射
B.皮下注射
C.关节腔注射
D.皮内注射
E.静脉注射
参考答案：E
--- The shop is _______ on Saturday and Sunday. We can go shopping there on weekdays.
---Oh, no. It since last Saturday.
A．open, has closed
B．close, has been open
C．open, has been opened
D．closed, has been closed
服用氨基糖苷类后，宜多饮水的最主要原因是
A．该类药物呈水溶性B．该类药物耳毒性很强C．该类药物肝毒性很强D．该类药物主要经肾小球滤过排出E．多喝水加快药物排泄，减小肾毒性
