The infinitive is to burn. Since infinitives often act as other parts of speech (nouns, adverbs, adjectives) they do not have tenses.
The present infinitive of burn is "to burn" (burned; burnt).
"est" is a verb form, not a pronoun. In particular it is the third-person present form of the infinitive "être," to be.
Present perfect is formed with - have/has +past participle.The past participle of burn can be burnt or burned. So present perfect would be:have burned, has burnedorhave burnt, has burnt
infinitive of tired
This probably refers to the absence or presence of the infinitive marker "to." In the sentence "I must go" the infinitive ( "go") lacks the marker, while in the sentence "I want to go" the infinitive has it.
The present infinitive for "burn" is "to burn."
The present infinitive of burn is "to burn" (burned; burnt).
The present infinitive of "speak" is "to speak."
The present infinitive for "speak" is "to speak."
The present infinitive of "stand" is "to stand."
The present infinitive of "sweep" is "to sweep."
In Latin, the present infinitive is the verb form translated "To ----". So amare is "to love"esse is "to be". Cogitare is "to think".
Relying is a present participle. The infinitive is "to rely".
driven
Driving?
I am, you are he (she or it) is. We are, you are, they are.To be is the infinitive form of be(present)am or is or areI amYou areShe is
I am, you are he (she or it) is. We are, you are, they are.To be is the infinitive form of be(present)am or is or areI amYou areShe is