Para que sirven los chistes in english means to serve the jokes.
En otras palabras, para cd son candela, vela y vela estàndar.
Siempre estudio hasta la medianoche en la biblioteca.
I might be wrong, I can't quite remember if library is "biblioteca."
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.
The answer would be true.
hope this helps :)