时有膀胱刺激症状,伴排尿困难及尿流中断,改变体位后可继续排尿,应先考虑
A.急性膀胱炎B.急性肾盂肾炎C.泌尿系结核D.膀胱结石E.膀胱肿瘤
参考答案:D
No one knows ______ the task will last. What a pity!
A.how long
B.how often
C.how far
D.how much
下列哪类错是安氏一类错的可能性最小()
A.上牙弓前突
B.双牙弓前突
C.内倾性深覆
D.前牙反
E.前牙开