Final answer:
The correct Spanish word to complete the sentence is 'está', which means 'is' in English.
Step-by-step explanation:
Ella no está aquí.
In this sentence, the correct Spanish word to complete the sentence is 'está'. 'Está' is the third person singular form of the verb 'estar', which means 'to be' in English. The verb 'estar' is used to express the temporary state or location of a person or object.
In this case, the sentence is stating that 'she' (Ella) is not here. The verb 'estar' is used to indicate her temporary location. It is important to note that 'estar' is used when referring to a specific location or temporary state, while 'ser' is used to express permanent characteristics or identity.
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