下列哪项属于健康生活方式（）
A．膳食结构不合理
B．缺乏运动
C．远离毒品
D．过量饮酒
参考答案：C
My brother has been preparing carefully for the English exam, so that he can be sure of passing it at his first _______
A．request
B．attempt
C．promise
D．purpose
首先应行以下哪一种检查
A．CT
B．B超
C．肾图
D．肾动态扫描
E．MRI
