Help me with my math：對(duì)
Help me with learning math：不地道.learning 用得多余,Help me with my math 已含有 learn 的意思（= Help me [to] learn math）
Help me with dance 不好,但可以說(shuō) Help me with this dance,或 Help me with dance skills
Help me with dancing 可以.此處 dancing = dance skills
What‘s your job? 沒問(wèn)題,問(wèn)的是干什么類型工作,如教師、司機(jī)等.
What's your work? 也沒錯(cuò)（= What do you work on?）,問(wèn)的是你具體做什么事,如打字、操作機(jī)器等.