"to be persistent" is the subject.
subject
The infinitive phrase plays the role of an adverb in this sentence. It tells why you met at the park. In the sentence "You met at the park to run", "to run" is the infinitive phrase.
"to finish your test" is the infinitive phrase.
Lisa wants to go quickly.
"You" is the subject. What did you do? you met. "Met" is the verb. "at the park" is a prepositional phrase (where did you meet?). You met to do what? You met to run. So "to run" becomes the direct object of the sentence.
"to be persistent" is the subject.
subject
The infinitive phrase "to be persistent" serves as the subject complement in the sentence, renaming or describing the subject "sign." It provides more information about the subject and completes the meaning of the sentence by expressing a quality or characteristic.
The infinitive phrase is "to join the circus" (an adverbial phrase).
The infinitive phrase plays the role of an adverb in this sentence. It tells why you met at the park. In the sentence "You met at the park to run", "to run" is the infinitive phrase.
The infinitive phrase in the sentence is "to help you". It functions as the direct object of the verb "would like".
The infinitive phrase in the sentence "Candi is going to watch two movies in a row" is "to watch." This phrase functions as the main action that Candi plans to undertake.
"to finish your test" is the infinitive phrase.
An infinitive phrase is a group of words that begins with an infinitive (to + verb) and includes any modifiers or complements. It can function as a noun, adjective, or adverb in a sentence. For example, "to swim in the ocean" is an infinitive phrase in the sentence "I like to swim in the ocean."
Yes, the phrase "to become" is an infinitive phrase. An infinitive phrase consists of the word "to" followed by a verb in its base form, and it functions as a noun, adjective, or adverb in a sentence.
"To boldly go where no man has gone before."
Lisa wants to go quickly.