1. Was
2. Was staying
3. Invited
4. Wanted
5. Knew
6. Was getting
7. Was sleeping
8. Started
9. Decided
10. Was leaving
1, I
2. We
3. You
4. He
5. They
6. It
7. We
8. It
9. We
10. Are
1 must
2 shall
3 needn't
4 is able to
5 mustn't
6 ought
7 mustn't
8 couldn't
9 have
10 can