具有很强的再生能力的间叶组织是

A．纤维母细胞

B．骨骼肌细胞

C．软骨细胞

D．平滑肌细胞

E．心肌细胞

_______ some of the wine -- perhaps you will enjoy it.

A．Trying

B．Try

C．To try

D．Have tried