Question

20 POINTS!!!!!!! PLEASE HELP!!!!!! Identify the infinitive phrase that is the subject of the sentence.

Answer 1

The infinitve phrase that is the subject of the sentence is "To finish his exam without breaking another pencil."

An infinitive phrase will begin with an infinitive [to + simple form of the verb]. It will include objects and/or modifiers. Infinitive phrases can function as nouns, adjectives, or adverbs.

When an infinitive phrase introduces a main clause,  the two sentence components will be separated with a comma.

Answer 2

The infinitve phrase is "To finish his exam without breaking another pencil."

This is the phrase because it is describing what Mike's goal is, think of it as a question.

What is Mike's goal?  To finish his exam without breaking another pencil.