1. One rarely finds good service these days.

=> Rarely does one find good service these days.
2. She has rarely travelled more than fifty miles from her village.

=> Rarely has she travelled more than fifty miles from her village.
3. Public borrowing has seldom been so high.

=> Seldom has public borrowing been so high.
4. They had seldom participated in such a fascinating ceremony

.=> Seldom had they participated in such a fascinating ceremony.
5. They little suspected that the musical was going to be a runaway success.

=> Little did they suspect that the musical was going to be a runaway success.
6. The embassy staff little realized that Ted was a secret agent

=> Little did the embassy staff realize that Ted was a secret agent.
8. He has seldom seen anything stranger

=> Seldom has he seen anything stranger.