1. Light
Verb = “Come in, I’ll light a fire and you can get warmed up.” she said.
Noun = He could hardly see anything in the dim light.
2. That
Pronoun: She picked up the hairs brush that she had left on the bed.
Adjective: It was the worst movie that she had ever seen.
3. Below
Preposition: The diver descended below 25 meters.
Adverb: The lake is almost 900 feet below sea level.
4. These
Pronoun: “These cars on the road are extremely fast.” he said.
Adjective: “These grapes are delicious!” she exclaimed.
5. Secret
Adjective: She doesn’t know the secret password.
Noun: He was accused of selling business secrets to competitors.
Hopefully these are good. If you need a different answer, comment on this.