

My cousin married an American.
[ˈmaɪ ˈkəzən ˈmɛrid ən əˈmɛrəkən.]
Is your boss an American?
[ˈɪz jər ˈbɑs ən əˈmɛrəkən?]
She sounds like an American.
[ʃi ˈsaʊndz ˈlaɪk ən əˈmɛrəkən.]
"American" is in the lesson "Origin" (Level 17), 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.