Answer:
1. Marcos wants him to bring him a charger for his cell phone.
2. We advise you to think with an open mind.
3. Alejandra could live alone in the city, but it is important that she save money.
4. My friend doubted that I would achieve my goals, so he is no longer my friend.
5. My family expected my siblings to keep their uniforms clean at school.
Matthew is from California so he is Californian. Because Matthew is male and Californian he is Californiano. So Èl es Californiano.
The direct object pronoun would be "la" because la gasolina is feminine. In a sentence you could say:
"La compro en la estacion de servicio."
Direct object pronouns are placed before the verb generally.
Al salir de casa cruzo el paso de zebra que hay en frente del colegio. Luego en la quinta avenida guiro a la derecha, sigo andando unos cinco minutos recto y giro hacia la izquierda. Al final de esta calle veras el supermercado al que siempre voy a comprar