请选择DCBA8t7p(Y'V0w0c(\;|;n It’s important _________ with fire.0D;_3J6A,Q1n8I4i9o8i
A. to careful0D;_3J6A,Q1n8I4i9o8i
B. being carefully0D;_3J6A,Q1n8I4i9o8i
C. to being careful0D;_3J6A,Q1n8I4i9o8i
D. to be careful0D;_3J6A,Q1n8I4i9o8i