请选择BA(z3j4]2~4i6}8u,c7{我的生日是一月一日，用英语怎么说：)y2E6P+E6u)K:c(I7B6f
A, My birthday is on January first.)y2E6P+E6u)K:c(I7B6f
B, My birthday is in January first.)y2E6P+E6u)K:c(I7B6f