轻度或中度高血压患者，手术前应使血压（）.
A.降至正常
B.维持原水平
C.降至原水平低点
D.降至正常水平点以下
E.以上都不是
参考答案：B
一女性患者，年龄22岁，发热，呕吐，转移性有下腹疼痛一天，有下腹麦氏点有明显压痛及反跳痛，WBC12.9×1012／L。
超声医师可通过哪些周围结构的认读来帮助寻找病变（）。
A.右侧卵巢
B.盲肠
C.膀胱
D.腰大肌
E.髂动、静脉
F.右肾
My cousin is really enthusiastic about playing basketball. ______ he shoots a ball, he likes to think of himself as a Kobe Bryant.
A．At one time
B．All the time
C．The first time
D．Every time
