

Do you play tennis?
[ˈdu jə ˈpleɪ ˈtɛnəs?]
I watch tennis on TV every summer.
[aɪ ˈwɑtʃ ˈtɛnəs ˈɔn ˈtiˈvi ˈɛvri ˈsəmər.]
My sister has tennis lessons on Saturdays.
[ˈmaɪ ˈsɪstər ˈhæz ˈtɛnəs ˈlɛsn̩z ˈɔn ˈsætərˌdeɪz.]
"tennis" is in the lesson "Sports 2" (Level 28), along with 15 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.