正常粪便检查不正常的是()
A.可见红细胞
B.一天两次排便,300~600S/次
C.可见少量肠黏膜上皮细胞
D.黄褐色、柱形
E.不见或偶见白细胞
参考答案:A, B, C
When I met him last weekend, it was the first time we ______ each other since we were at school.
A.saw
B.have seen
C.were seeing
D.had seen
有关睡行症描述错误的一项是
A.做些无目的的动作
B.入睡后2~3小时内从床上坐起
C.目光呆滞
D.事后记忆忧新
E.发作时很难唤醒