8.4 First Conditional 1 Choose the correct forms of the verbs in this dialogue. Mum: Billy, if you don't goy won't go now, you 1 are / will be late. Billy: But, Mum, 12 forget/ will forget the words and the music if I 3 don't finish/won't finish writing this song now. Mum: Billy, you've got a piano lesson in ten minutes! If you 4 are / will be late, the teacher 5 shouts/ will shout at you again! 6 Billy: She gets/will get angry with me if I 7 arrive / will arrive on time too, and if I 8 play / will play the piano perfectly! She's just an angry person! Mum: Oh, Billy! / ПОЖАЛУЙСТА ПОМОГИТЕ​