Question

highlight any word(s) that make up the verb.
dr. doofenshmirtz and the chemist had a brand - new experiment.

Explanation:

In the sentence "Dr. Doofenshmirtz and the chemist had a brand - new experiment", the verb is "had". A verb is a word that shows an action or a state of being. Here, "had" shows the action of possessing (in a past - tense context).

Answer:

had