—— Why? Tom, your shirt is so dirty!

—— Mum, I ＿＿＿＿＿ my storeroom downstairs。

A．cleaned

B．have worked

C．was cleaning

D．have been cleaning

遵《素问·藏气法时论》“肝苦急，急食甘以缓之”及《灵枢·五味》“心病者，宜食麦”之旨而制的的方剂是（）