苯丙酮尿症的主要诊断依据是()。
A.智力低下
B.血清苯丙氨酸明显升高
C.阳性家族史
D.尿有鼠臭味
E.尿三氯化铁试验阳性
参考答案:B
枳实消痞丸的功用是()。
A.消食和胃,清热化湿
B.行气导滞,攻积泄热
C.健脾消食,泻热通便
D.消痞除满,健脾和胃
E.消导化积,清热除湿
John opened the door. There ________ he had never seen before.[ ]
A. a girl did stand
B. a girl stood
C. did a girl stand
D. stood a girl