Answer:
Mercutio gets involved because he is on Romeo's side and he wants to fight Tybalt. Mercutio dies from a stab wound by Tybalt that happened under Romeo's shoulder when Romeo tried to intervene in Mercutio and Tybalt's fight.
Explanation:
The best verb to complete the sentence would be "Saldremos" which basically means "we leave".
The third one. "Ve" is the third person singular or the verb, "Ver".
