预防尿路感染的措施正确的是()
A.多饮水,每2~3小时排尿1次
B.保持会阴部清洁
C.尽可能避免使用尿路器械检查
D.性生活后排尿
E.以上均正确
参考答案:E
Either you or one of your family members __________the opening ceremony next week.
A.attends
B.attend
C.is to attend
D.are to attend
两个圆的直径相等,周长也一定相等.______.(判断对错)