Eu uso a caneta para escrever.

I use the pen to write.

Breakdown of Eu uso a caneta para escrever.

• eu: I
• escrever: to write
• para: to
• usar: to use
• a caneta: the pen

Questions & Answers about Eu uso a caneta para escrever.

Why is a caneta used instead of uma caneta?

Portuguese often uses the definite article when referring to a specific object or when speaking generically about an item as an instrument. Here, you’re talking about a particular pen you use to write, so a caneta (“the pen”) is natural. If you wanted to introduce a pen for the first time as just any pen, you could say eu uso uma caneta (“I use a pen”).

Can I drop the article and say Eu uso caneta para escrever?

In European Portuguese, dropping the article before a singular, countable noun sounds unnatural. You almost always need the article a in this case, so Eu uso caneta would be considered incorrect or very colloquial.

Why is para escrever used and not just escrever?

Using para + infinitive indicates purpose (“in order to write”). If you said Eu uso a caneta escrever, the sentence would be incomplete or ungrammatical. The para clearly links the action of using the pen to the goal of writing.

Could I use pra instead of para?

Yes. Pra is the informal spoken contraction of para. So in casual conversations you’ll often hear Eu uso a caneta pra escrever, but in formal writing or speech you should stick to para.

Why is the infinitive escrever used instead of a gerund?

After para, Portuguese uses the infinitive to express purpose. The gerund (escrevendo) expresses an ongoing action, not a goal. If you wanted to emphasise the ongoing use, you’d say Eu estou usando a caneta para escrever, but para escrever remains the purpose clause.

How would you express “I am using the pen to write” in Portuguese?

You can form the present continuous with estar + gerund:
Eu estou usando a caneta para escrever.
Note that in Portuguese the simple present (Eu uso) often covers both “I use” and “I am using,” so the continuous form is used mainly to emphasise that the action is happening right now.

Can I say Eu uso a caneta por escrever?

No. Por before an infinitive usually indicates cause or reason, not purpose. To express “in order to,” you must use para. Using por here would sound unnatural and change the meaning.

Why not say Para escrever eu uso a caneta? Is that wrong?

It isn’t wrong. Portuguese allows flexible word order. Starting with Para escrever simply puts the purpose first for emphasis:
Para escrever, eu uso a caneta.
The original Eu uso a caneta para escrever is more neutral and common in everyday speech.

How do I replace a caneta with a pronoun once it’s mentioned?

Since caneta is feminine singular, you use the direct object pronoun a. For example:
Eu uso a caneta para escrever. Eu a guardo na mala depois.
In more formal or written Portuguese, you might see the clitic attached: Eu uso-a para escrever, but in speech it’s more common to keep it before the verb.

What’s the difference between usar and utilizar?

They’re synonyms meaning “to use,” but utilizar sounds slightly more formal or technical. Usar is more common in everyday conversation. Both work in this sentence:
Eu uso a caneta para escrever.
or
Eu utilizo a caneta para escrever.