健脾利湿用于______，方选用______。
参考答案：脾虚湿阻证 参苓白术散
The flowers his friend gave him will die unless _________every day. [ ]
A. watered
B. watering
C. water
D. to water
地方性砷中毒可出现（）
A．甲状腺肿大
B．牙齿釉面着色和缺损
C．皮肤色素沉着和过度角化
D．心肌损害
E．多发性病理骨折
