1. In grammar, a subject that performs a secondary or supporting role in a sentence, often appearing in subordinate clauses or with auxiliary verbs
In the sentence 'She has been studying,' the auxiliary subject helps form the compound verb.
Na frase 'Ela tem estado estudando,' o sujeito auxiliar ajuda a formar o verbo composto.
2. A grammatical element that supports the main subject in expressing tense, mood, or voice
The auxiliary subject is essential for understanding the temporal aspect of the action.
O sujeito auxiliar é essencial para compreender o aspecto temporal da ação.