产褥期指产妇分娩结束后,到全身器官恢复至未孕状态,约需()
A.4~6周
B.6~8周
C.8~10周
D.10~12周
E.以上均不对
参考答案:B
Alan is a careful driver, but he drives ______ of my friends.
A.more carefully
B.the most carefully
C.less carefully
D.the least carefully
下列有关顺铂的说法不正确的是()
A.静脉给药后,吸收迅速,可分布到全身各组织
B.血浆蛋白结合率为90%
C.属于细胞周期非特异性药物
D.没有耳毒性
E.不良反应与剂量及总量无关