Final answer:
The sentence 'Los estudiantes hacen el examen fácilmente.' is grammatically correct. 'Los estudiantes' means 'The students' and 'hacen el examen fácilmente' means 'do the exam easily.'
Step-by-step explanation:
The sentence 'Los estudiantes hacen el examen fácilmente.' is grammatically correct as written.
In this sentence, 'Los estudiantes' is the subject, which means 'The students' in English. It is a noun phrase that functions as the subject of the sentence.
The verb phrase 'hacen el examen fácilmente' means 'do the exam easily' and agrees with the subject in terms of number (plural) and person (third person). Therefore, the sentence is grammatically correct.
Learn more about Sentence structure in Spanish