Нужно сделать косвенную речь
например: lisa said that she lost her watch

ответ:

2) diane said that she is enjoying her new job.

3) betty said that she isn't hungry.

4) martin told him that he'll send him a postcard.

5) mary said that she is going to the cinema.

6-12 хз как сформулировать, извиняюсь. до такого уровня еще не доходила, разобраться надо.

1.But for the rain we would have started our journey earlier. 2. But for my friend’s help I would have prepared for the exams. 3. Nobody would have known the whole truth about this case but for the thief’s mistake. 4. But for his long absence she wouldn't have understood that she loved him. 5. She would have had a lot of friends but for her character. 6. But for the taxi he would have missed his train. 7. But for the lack of money they would have been happy. 8. But for this delay we would have done the work in time. 9. He wouldn't have fulfilled his dream but for his persistence.10. She would have felt better in this country but for its climate.