Portuguese Phrase
Posso comprar um rolo de selos?
Meaning
A polite request meaning ‘Can I buy a roll of stamps?’ It is typically used when you need a larger quantity of stamps, for example at a post office or a stationery shop.
When to use
Use this sentence when you are at a place that sells stamps and you want to purchase a whole roll rather than individual stamps. It works well in both formal (post office) and informal (stationery store) settings.
✦Grammar Breakdown
Possocomprarumrolodeselos?
Poder (Posso)
‘Posso’ is the first‑person singular present of the verb *poder*, used to ask for permission or ability.
Infinitive after poder
When *poder* is used to request something, it is followed directly by an infinitive verb (here, *comprar*).
Indefinite article ‘um’
‘Um’ introduces a singular, masculine noun that is not previously identified.
Noun + preposition ‘de’
‘Rolo de selos’ is a noun phrase where *de* links the container (*rolo*) with its content (*selos*).
Plural noun ‘selos’
‘Selos’ is the plural of *selo* (stamp). The plural is required because a roll contains many stamps.
🗨In Conversation
Posso comprar um rolo de selos?
Can I buy a roll of stamps?
Claro, são 10 reais.
Sure, it’s 10 reais.
✕Common Mistakes
Pode comprar um rolo de selos?
‘Pode’ is third‑person singular; you need the first‑person form ‘posso’ when speaking about yourself.
Posso comprar um rolo de selo?
‘Selo’ must be plural because a roll contains many stamps.
Posso comprar um rolo de selos? Por favor.
While polite, placing ‘por favor’ after the question mark is incorrect punctuation; it should be before the question mark or as a separate sentence.
↔Alternatives
Posso levar um rolo de selos?
Can I take a roll of stamps?
Gostaria de comprar um rolo de selos.
I would like to buy a roll of stamps.
É possível comprar um rolo de selos?
Is it possible to buy a roll of stamps?
Cultural Tip
In Brazil, stamps are usually sold in rolls of 10, 20 or 50. The phrase *rolo de selos* is common in post offices (Correios) and stationery shops. Adding ‘por favor’ makes the request even more courteous, especially with older clerks. Remember that the price is often quoted in reais, so you may hear the response ‘São X reais’.