请选择CBA8j5w5C9n2j9Y5^-G I often ______ on the way home.8c)F0T2M'a,z8A3g
A. singing8c)F0T2M'a,z8A3g
B. sings8c)F0T2M'a,z8A3g
C. sing8c)F0T2M'a,z8A3g