Ответ:
1)He didn’t phone
*Имя* said that he hadn't phoned
2)Ann has decided not to come
*Имя* said that Ann had decided not to come
3)Jane’s seen the play already
*Имя* said tha Jane had seen the play already
4)I can’t find the tickets
*Имя* said that he(she) couldn't find the tickets
5)We haven’t seen them. They left earlier
*Имя* said that they hadn't seen them as they had left earlier
6)The sun is shining and there are not clouds in the sky
*Имя* said that the sun was shining and there were not clouds in the sky
7)It’s 8 o’clock
*Имя* said that it eas 8 o'clock
8)The play will have started by 7
*Имя* said that the play would have started by 7
Вместо *Имя* в примере использовано Mary, также можно использовать местоимения he/she/they