spanish question: The directions say: Como Son? How much do you know about the people and places below?

spanish question:

The directions say: Como Son? How much do you know about the people and places below? Find out by using the words provided to create a logical sentence. Be sure to pay attention to agreement in gender and number. Include indefinite and definite articles when needed in your answers. 

1. Barcelona/ ser/ ciudad/ espanol

2. Clase/ ser/ nuevo y bueno

3. Juan y Ana/ Ser/ moreno y alto

4. Juana/ ser/ estudiante/ trabajador

5. Fernando y Guillermo/ Ser/ interesante y extrovertido. 

I have tried multiple different ways to getting the correct answer, but can not come up with the right answer! please help!!