We can use a preposition immediately after a noun, an adjective, or a verb in a sentence.
- The hostages didn’t give up hope of being released alive.
- The people are unlikely to forget your kindness to them.
- None of his relatives and friends believed him guilty of this terrible crime.
- Not being confident about their future, they decided to emigrate.
- The audience laughed at her funny jokes.
- She doesn’t seem to worry about anything in life.