According to Davy Crockett's situation, The main verb in this sentence is "shoot", and the helping verb in the sentence is "could".
<h3>What are verbs and helping verbs?</h3>
A verb is a word that conveys an occurrence, an action, or a state of being in syntax. Many verbs imply activity, the act of "doing" something.
Auxiliary verbs are verbs that provide grammatical or functional meaning to the clause in which they appear, such as tense, aspect, modality, voice, stress, and so on.
Therefore, "shoot" is the main verb, and "could" is the helping verb in the sentence.
Check out the link below to know more about verbs;
brainly.com/question/14061315
#SPJ1