She did the job very well. The underlined word is a/an: Modal Verb Auxiliary Verb Non-Finite Verb Main Verb, did is underlined

To determine the classification of the underlined word "did" in the sentence "She did the job very well," let's analyze it further.

1. Understanding Verb Types:

   • Modal Verb: These are auxiliary verbs that express necessity or possibility (e.g., can, could, will, would).
   • Auxiliary Verb: These verbs help to form tenses, moods, and voices of other verbs (e.g., is, are, have).
   • Non-Finite Verb: These verbs do not show tense and usually come in forms such as infinitives or gerunds (e.g., to run, running).
   • Main Verb: This is the principal verb that indicates the action performed (e.g., run, jump, did).

2. Analyzing "did":

   • In the context of the sentence, "did" is the main verb indicating the action completed by "she." It is the past form of "do," showing what she accomplished.

Conclusion: "Did" functions as the Main Verb in this sentence.

Thus, the correct classification of the underlined word is Main Verb.