As_____ matter of fact, _____ beauty of _____ nature there made an excellent impression on me.

A．a; the; /

B．a; the; the

C．the; the; /

D．a; /; the

水蜜桃味甜，毛桃味酸，现将水蜜桃的枝条，接到毛桃树上，在这个嫁接的枝条上结出的成熟果实，其味道是     [ ]

A．酸的        

B．甜的     

C．酸甜各半         

D．不确定