This is the 2556th most frequent Portuguese word.
estarem
"Estarem" is the future subjunctive form of the verb "estar," meaning "to be" (temporary state or location).
In this sentence, 'estarem' conveys the necessity of the students' state of being focused.
Os alunos precisam estarem focados durante a aula.
The students need to be focused during the class.
Here, 'estarem' expresses the importance of their awareness at present.
É importante estarem conscientes de suas responsabilidades.
It is important for them to be aware of their responsibilities.
In this case, 'estarem' indicates the suggested preparedness for an imminent event.