* Verb: This is the most common use. It means to propel a vehicle, to force or impel someone or something, or to direct one's efforts towards something.
* Noun: This refers to a journey in a vehicle, or a force or impulse to act.
* Adjective: This is less common, but it can mean forceful or energetic.
Here are examples of each:
* Verb: "I drive to work every day."
* Noun: "My drive to succeed is strong."
* Adjective: "She has a drive personality."
To determine the part of speech, look at the context of the sentence and how the word is used.