General Examples:
* He played a vital role in the company's success.
* The teacher's role is to educate and inspire students.
* The actors are preparing for their roles in the play.
* What role does technology play in our lives?
* The government has a crucial role in protecting its citizens.
Examples with Different Meanings:
* She took on the role of the villain in the movie. (acting)
* The role of the father is often misunderstood. (social function)
* The CEO's role is to lead the company. (job responsibility)
* He felt out of place, unsure of his role in the group. (position within a group)
Figurative Examples:
* Music plays an important role in my life. (metaphorical importance)
* She was playing the role of the damsel in distress. (acting in a certain way)
You can also use "role" in different grammatical structures:
* The role of the teacher is essential. (subject)
* She played a vital role. (object)
* He was in the role of the hero. (prepositional phrase)
The meaning of "role" can be flexible, so the specific context of the sentence will determine its exact meaning.