what is the verb in the sentence 'the girl is very pretty'.

Is it 'is'?

Yes.

Yes, you are correct. The verb in the sentence "the girl is very pretty" is "is." The verb "is" is a form of the verb "to be" and is used to express a state of being or existence. In this sentence, it shows the relationship between the subject "the girl" and the adjective "pretty" to describe her. To identify the verb in a sentence, it is helpful to look for the action or state of being that the sentence is conveying.