Write what you had done yesterday: a) by the time your

1) I had cleaned my room by the time my parents came back home.
2) I had done my homework by the time supper was ready.
3) I had read a book by 6 p.m.
4) I had spoken to my friend by the phone by the time I came back from school.
5) I had helped my mum to do ironing by bedtime.