患儿，2岁。面色少华，不思纳食，精神正常，舌苔薄腻。其治法是
A．健脾益气B．和脾助运C．消食和中D．消补兼施E．养胃育阴
参考答案：B
We were swimming in the lake _______ suddenly it began to rain heavily.
A． when
B． while
C． until
D．before
关于蚕豆病描述不正确的是（）
A.发病多见于儿童
B.进食新鲜蚕豆为诱因
C.发病程度与进食蚕豆量无关
D.贫血可伴血红蛋白尿
E.该病预后较差
