1. He was interested if I could give him my pen.
2. She wonders if he had already come home after lessons.
3. Liz asked me if I was seeing manager the next day.
4. My mother wonders where I had put her book.
5. Jane was interested if I had gone to London the year before.
6. Nick asked his brother if he was busy that moment.
7. She was interested when I would go to the USA