

Don't go into that field with the bull.
[ˈdoʊnt ˈɡoʊ ˈɪntə ˈðæt ˈfild ˈwɪθ ðə ˈbʊl.]
The farmer keeps two bulls behind the barn.
[ðə ˈfɑrmər ˈkips ˈtu ˈbʊlz bɪˈhaɪnd ðə ˈbɑrn.]
Is that bull dangerous to walk past?
[ˈɪz ˈðæt ˈbʊl ˈdeɪndʒərəs tə ˈwɔk ˈpæst?]
"bull" is in the lesson "Domestic animals" (Level 7), along with 13 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.