—What were you doing at six yesterday evening? 

— I _____ in the kitchen. [ ]

A. cook

B. cooked

C. was cooking

D. have cooked

肝风内动的舌体形态为：（）.

A.舌斜

B.舌颤

C.舌体强硬

D.舌体胖大

E.舌体短缩