

You need to register before the course starts.
[jə ˈnid tu ˈrɛdʒəstər bɪˈfɔr ðə ˈkɔrs ˈstɑrts.]
Have you registered your new car yet?
[həv ˈju ˈrɛdʒəstərd jər ˈnu ˈkɑr ˈjɛt?]
I registered for the conference online last week.
[ˈaɪ ˈrɛdʒəstərd fər ðə ˈkɑnfərəns ˈɔnˌlaɪn ˈlæst ˈwik.]
"register" is in the lesson "Verbs 15" (Level 27), along with 11 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.