便血紫黯,甚则黑色,腹部隐痛,喜热饮,面色不华,神倦气短懒言,便溏,舌质淡,脉细。治疗应首选方剂
A.黄芪建中汤
B.黄土汤
C.归脾汤
D.当归补血汤
E.无比山药丸
参考答案:B
---- Could you play ________ basketball when you were a primary school student?
---- No, I couldn't, but I could play ________ violin.
A.the; an
B./; the
C.a, an
D.the; /
人们生活中的蛋、禽、肉、奶是农业中的_______部门提供的。[ ]
A.种植业
B.畜牧业
C.林业
D.渔业