下列各组属于相对性状的一组是（ ）

A．兔的长毛和短毛

B．玉米的黄粒和圆粒

C．棉的长纤维和粗纤维

D．马的白毛和鼠的褐毛

—lily is coming by _______ plane tomorrow.

—Let s go to _______ airport to meet her. [ ]

A. a; a

B. /; a

C. the; the

D. /; the