An infinitive = to + a verb
Example sentences:
He likes to jog every morning.
Dad asked her to cook the hamburger.
She has always wanted to play the Flute.
"To get along" is an infinitive phrase.
The infinitive form
The infinitive is to burn. Since infinitives often act as other parts of speech (nouns, adverbs, adjectives) they do not have tenses.
The phrase "must have" is usually regarded as a compound verb, but some grammarians might say that it consists of the active verb "must" and the infinitive verbal "have". ("Must" is one of the few verbs in English for which the word "to" can be omitted in the infinitive form of an immediately following verb.)
'are' is part of the infinitive verb 'to be.' (i am, you are, he/she is, we are, they are). Yes, 'are' could be classed as a verb
It is the INFINITIVE.
"Get" is a verb, "to get" is the infinitive of that verb.
infinitive
"To admit" is the infinitive of the verb.
"To rub" is the infinitive verb.
"To get along" is an infinitive phrase.
verb and verb (infinitive)
Infinitive
The infinitive form
Temer is a verb, specifically an infinitive (to fear).
The word "can" is a verb. The infinitive is "to be able to", it is a modal verb.
The phrase "to be" is an infinitive verb phrase in English.