Lápiz is a pencil. That's about all I can tell you. It's just a vocab word you need to memorize.
El escultor VIENE de Italia y ahora ESTÁ con nosotros en el museo
The correct pronoun is "El" because he is a boy and he is your cousin so you have to use "El"
Ustedes hablan español. (You speak Spanish.)
The future tense conjugation of the infinitive <em>hablar</em> for the subject <em>ustedes</em> is <em>hablarán</em>.
Answer:
<em>hablarán</em>
<em>Ustedes hablarán español</em>. (You will speak Spanish.)