A.洗肉水样腹泻,伴发热、腹痛,无里急后重B.腹泻,黏液脓血样便,伴发热,腹痛,里急后重C.腹泻,大便呈果酱状,伴低热,腹痛,无里急后重D.腹泻,米泔水样大便,无发热,无腹痛及里急后重E.发热,脐周痛,腹泻,大便呈水样,有少量黏液