1) When I came home , my mother had been cooking dinner for three hours already.
2) I will have arrived at my granny's place tomorrow by 5 o'clock abd will be helping her about the house.
3) My parents are going to Mexico tomorrow.
4) Yesterday I had been chatting with my friend for two hours, after that we went to the cinema.
5) Mike has already read all books on economic history, but he hasn't decided yet if he wants to become an economist or not.
6) Yesterday Pete came to school at 8 o'clock, had six lessons and after lessons went to computer club with great pleasure.
7) We didn't know that his mother had already bought agift for his father's birthday and we were surprised very much when we saw it on the table.
8) I know that tomorrow at the time she will be at school. She will be having her extra Math class.
9) As soon as I will have read this book, I will give to you with pleasure. You must read it till the end of the month.
12.) I forgot that my Mum asked me to buy some bread.I will go shopping before she returns home. If she comes home and there is no bread, she will got angry.