选择方框内的句子补全对话。 A: Shall we play football together? B: 1 A: Why not? B: Because I have to go home to feed animals. A: 2 B: We have three sheep.two cows and some chickens . A: 3 B: Because my brother did it yesterdy.It's  my turn  to do  it  today. A: OK.I see.Will you be free tomorrow afternoon? B: 4 What's   the matter? A: Let's  play football together then . B: OK.That'sgreat.Let's meet at school. A: 5 A.Why do you do it today? B. Of course. C. How many animals do you have ? D. No ,I won't E. OK..See you then.