Linking verbs connect the subject of a sentence to a word or phrase that renames or describes the subject. Examples of linking verbs include:
* be (is, am, are, was, were, been, being)
* appear
* become
* feel
* look
* seem
* smell
* sound
* taste
Prepositions show the relationship between a noun or pronoun and another word in the sentence. They often indicate location, direction, time, or manner.
Here are some examples:
Linking verbs:
* The sky is blue.
* She appears happy.
* He became a doctor.
Prepositions:
* The book is on the table.
* We walked to the store.
* I'll be there in an hour.