A. 正确 B. 错误
A. stay B. stayed C. have stayed D. am staying
A. 刮去粗皮,加工成卵圆形或圆柱形,或切成厚片干燥 B. 刮去外皮,置沸水中煮至透心,立即捞出放入冷水中浸泡,取出晒干 C. 除去根头和须根,置沸水中煮至透心,趁热除去外皮,洗净,干燥 D. 春、秋二季采挖,除去根茎、须根及泥沙,晒干 E. 曝晒至半干,反复搓揉,边晒边搓,至全干,撞至表面光滑