下列引起腹泻的疾病中哪项是肠道非感染病变
A．肠结核
B．钩虫病
C．慢性阿米巴性肠病
D．溃疡性结肠炎
E．慢性细菌性痢疾
参考答案：D
He made clear that he would take part in the sports meeting.
A．these
B．that
C．this
D．it
________ is often the case with elder people, my grandma talked about my new hairstyle for at least 50 minutes nonstop.
A．That
B．Which
C．As
D．It
