术后常见循环系统并发症不包括()
A.高血压
B.心搏骤停
C.严重心律失常
D.心绞痛
E.低血压
参考答案:E
---Excuse me, do you know when the film is on?
--- The poster will be _________this afternoon. It will tell you the time.
A.put down
B.put on
C.put up
D.put away
正常人在30岁前,角膜内皮细胞的平均密度每平方豪米为______
A.6000~8000个 B.3000~4000个 C.2600~2800个D.2150~2400个 E.1500~2000个