The definite articles are el, los, la, and las
the indefinite articles are un, unos, una, unas
Answer:
Sirven is the right answer.
Explanation:
When conjugating -ir verbs to ustedes, you replace -ir with -en.
I have a cake.
You have the cookies.
He has the cookies.
She has the cake.
Answer:
use a formal address: Mr or Ms + the person's last name if you know it. If you can't find the last name, use a generic title such as Sir or Madam. The respondent may address you by your first name and sign off with their first name.
Explanation:
hope this was helpful. for number one.