侵袭性细菌性肠炎
A.便色黄或暗绿,有腥臭味B.便次较多,发育不受影响C.粘液脓血便,常伴有发热D.血便或呈赤豆汤样便E.便泡沫多,含粘液,豆渣样
参考答案:C
在△÷☆=3…7中,☆最小是______,这时△是______.
.Everytime I_______a foreigner, I will seize the opportunity to practise my spoken English.
A.believe in
B.turn around
C.come across
D.see off