she
The word 'elle' is a French pronoun used to refer to a female person or animal, or a thing personified as female. It is equivalent to the English pronoun 'she'. 'Elle' is also used as the subject of a sentence, like 'she' in English. For example, 'elle est belle' means 'she is beautiful'.
She is eating an apple.
This sentence is an example of present tense in French, illustrating the verb 'manger' (to eat) in its conjugation for female singular subject 'elle' (she).
She has a dog.
This sentence demonstrates the verb 'avoir' (to have) in French, in its form used with 'elle' (she). This verb is an important one to learn as it's frequently used in the language.