Answer:
If a noun ends in a vowel, simply add -s.
If a noun ends in a consonant, simply add -es.
If a noun ends in a -z, change the z to c before adding -es.
If a noun ends in ión, drop the written accent before adding -es.
If the plural refers to a mixed group, use the masculine.
If a noun ends in -z, add -es and change the z to c.
Explanation:
CLAUDIO (I) (1) asks (to) want to see a Real Madrid match at the stadium with my friends, but does not (2) say (get) the tickets. You (3) (continue) working in the stadium, right? SILVIA Yes, (4) (continue) working there. CLAUDIO And can you get tickets? SILVIA Yes, but it is not easy to get the tickets. CLAUDIO Come on, Silvia, please. I never (never) (5) (ask) favors. SILVIA It's okay, (6) (go) to get the tickets. CLAUDIO Thank you! I am happy. My friends and I (7) (go) to watch a Real Madrid match at the stadium! ( i hope you wanted it in inglés)