1. María prepara un café (for us).
2. Beatriz y Felipe escriben desde Cuba (to me)
3. Marta y yo compramos unos guantes (for them).
4. Los vendedores venden ropa (to you, fam. sing.)
5. La dependienta la muestra lost guantes (to us)

1. nos 2. me 3. les 4. te 5. nos

Explanation:

1. first person plural indirect 2. first person singular indirect

3. third person plural indirect 4. second person singular indirect

5. first person plural indirect

igualmente (likewise) or el gusto es mio (the pleasure is mine)