Ella la compra. I don't think there are two object pronouns that can be used in this one sentence, so I would assume that the second pronoun was for another sentence.
Answer:
BONJOUR MONSIEUR. UNO DOS TRES QUATRO CINCO SEIS IS ME NAME-O. GOOD BYE.
Explanation:
Bold answers:
Es mejor que prevengas la gripe con una vacuna. Es importante que tengas una buena alimentación. Es verdad que los doctores siempre tienen razón. Es evidente que este programa ayuda a muchas personas. Es necesario que descanses para ponerte bien. No es cierto que las medicinas lo curen todo.
<h3>Translation</h3>
It is better to prevent the flu with a vaccine. It is important that you have a good diet. It is true that doctors are always right. It is clear that this program helps many people. It is necessary that you rest to get well. It is not true that medicines cure everything.