

My back hurts after work.
[ˈmaɪ ˈbæk ˈhɜrts ˈæftər ˈwɜrk.]
I can't sleep on my back.
[aɪ ˈkænt ˈslip ˈɔn ˈmaɪ ˈbæk.]
Does your back still hurt?
[dəz jɔr ˈbæk ˈstɪl ˈhɜrt?]
"back" is in the lesson "Body parts 1" (Level 2), along with 14 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.