Преобразовать в косвенную речь .
1) she said I spent my holidays in the Crimea last year
2)he said I am going to a health resort tomorrow
3)Ann said to us they haven't yet come
4)she said to us they arrived in St Petersburg yesterday

1.She said that she had spent her holidays in the Crimea the previous year
2.He said that he was going to a health resort the following day
3.Ann said to us that they hadn't come then
4.She said to us that they had arrived in St. Petersburg the day before