Answer:
necesita
Explanation:
Mario can be included in the el/ella/usted category for conjugation. The ending for AR verbs in el/ella/usted is -a. Replace the -ar ending with the conjugated ending -a to conjugate necesita.
Here’s an adjective, cleaning
The answer would be diríais
The answer would be "sabes" it means "do you know" conoces mean also "do you know" but it refears if you know someone and sabes is if you know about something, "sabemos" means we know and "conosiste" means did you meet
Hope this helps