Вопрос по английскому языку:

Раскройте скобки употребляя глаголы в Future in the Past
1. It seemed that there (to be) no end of questions.
2. They proposed we all (to come) to their flat.
3. We knew he (to come) back to get his money.
4. I couldn't rememher who (to be) the first to call.
5. He told me he (to return) your book tommorow.
6. I asked when he (to try) to work better.