易引起体位性低血压的药物为：（）
A.氟哌啶醇
B.三氟拉嗪
C.氯氮平
D.氯丙嗪
E.泰尔登
参考答案：C, D, E
卵细胞受精后，从受精卵分裂开始到出生之前的持续时间叫（ ）
A．胚胎发育
B．胚后发育
C．胎儿发育
D．胚后生长
What _______ you do if you _______ me? [ ]
A. would; were
B. will; were
C. would; are
D. will; are
