具有沉按实大弦长特征的脉象是（）

A.伏脉

B.牢脉

C.实脉

D.洪脉

E.大脉

—John, what was your sister doing while you _____ the piano?

—Oh, she _____ with toys.[ ]

A. played; played

B. played; was playing

C. were playing; played

D. were playing; was playing