请选择DCBA*r6{5J5n5K(r0F'h____________! It's getting dark.9\9n(k.H4H:Y5d
A. Be careful9\9n(k.H4H:Y5d
B. Hurry up9\9n(k.H4H:Y5d
C. Don't hurry9\9n(k.H4H:Y5d
D. Don't worry9\9n(k.H4H:Y5d