Which of the following sentences does not use smell as a linking verb?

The rotten eggs left in the fridge smell horrible.

or

The chocolate chip cookies baking in the oven smell delicious.

Both sentences use "smell" as a linking verb. They are followed by adjectives that describe the subjects.

In the given options, the sentence "The rotten eggs left in the fridge smell horrible" does not use smell as a linking verb.

To determine which of the given sentences does not use "smell" as a linking verb, we need to understand what a linking verb is. A linking verb is a verb that connects the subject of a sentence with a subject complement, which can be a noun, adjective, or pronoun, describing or renaming the subject.

In the first sentence, "The rotten eggs left in the fridge smell horrible," the verb "smell" is used as a linking verb. It connects the subject "The rotten eggs left in the fridge" with the subject complement "horrible."

In the second sentence, "The chocolate chip cookies baking in the oven smell delicious," the verb "smell" is also used as a linking verb. It connects the subject "The chocolate chip cookies baking in the oven" with the subject complement "delicious."

Therefore, both sentences use "smell" as a linking verb.

In conclusion, neither of the given sentences does not use "smell" as a linking verb.