O governo tem um plano.

O is the masculine singular definite article, meaning the.

So:

• o governo = the government

Portuguese uses articles very often, sometimes more often than English does. Here, o shows that we are talking about a specific government, not just any government in general.

Because governo is a masculine noun in Portuguese.

In Portuguese, nouns have grammatical gender, so the article has to match:

• masculine singular: o
• feminine singular: a

Since the word is governo, you say:

• o governo

not:

• a governo

Tem means has.

It comes from the verb ter, which usually means to have.

So:

• ter = to have
• tem = has / have (depending on the subject)

In this sentence:

• O governo tem um plano.
• The government has a plan.

Because Portuguese and Spanish are different languages, even though they are related.

In Portuguese:

• ter = to have
• tem = has

In Spanish, the equivalent is:

• tener = to have
• tiene = has

So tem is the normal Portuguese form.

Because the subject is already stated: o governo.

Portuguese does not need an extra subject pronoun when the subject noun is already there.

So:

• O governo tem um plano. = The government has a plan.

Adding ele would usually be unnecessary here.

Portuguese often omits subject pronouns unless they are needed for emphasis or clarity.

The base form is ter.

Tem is the 3rd person singular form in the present tense. It is used with:

• ele
• ela
• você
• singular nouns like o governo

A few present-tense forms of ter are:

• eu tenho = I have
• você tem = you have
• ele/ela tem = he/she has
• nós temos = we have
• eles/elas têm = they have

A very common thing learners notice is:

• tem = singular
• têm = plural

The plural form has a written accent: têm.

Here, um means a.

So:

• um plano = a plan

But um can also mean one, depending on context.

For example:

• Tenho um livro. = I have a book.
• Tenho um só livro. = I have one book only.

In your sentence, the natural meaning is just a plan, not specifically one plan.

Because plano is also a masculine noun.

So the indefinite article must match:

• um = masculine singular
• uma = feminine singular

Therefore:

• um plano = correct
• uma plano = incorrect

Yes, this sentence uses the same basic order as English:

• O governo = subject
• tem = verb
• um plano = object

So it follows a simple Subject–Verb–Object pattern:

• O governo tem um plano.
• The government has a plan.

This makes the sentence very straightforward for English speakers.

In Brazilian Portuguese, tem is pronounced roughly like teing but with a nasal ending, not a full English ng sound.

A few helpful points:

• The te- part sounds like teh
• The final -em is nasal
• Your mouth does not fully pronounce a clear final m

So tem is not pronounced like English temm.

Also, don’t confuse:

• tem = singular
• têm = plural

In Brazil, they often sound very similar in everyday speech, though the spelling is different.

A simple Brazilian Portuguese approximation is:

• governo ≈ go-VEHR-noo
• plano ≈ PLAH-noo

A few pronunciation notes:

• In governo, the stress is on ver
• In plano, the stress is on pla
• Final o in Brazilian Portuguese often sounds like a light oo

These are only rough guides, but they help at the beginner stage.

Yes, but the article changes the meaning.

• governo by itself is the noun government
• o governo means the government
• um governo means a government

Examples:

• O governo tem um plano. = The government has a plan.
• Um governo precisa de apoio. = A government needs support.

So the noun is the same, but the article tells you whether it is definite or indefinite.

Yes, but tem is the most natural basic choice for has.

For example:

• O governo possui um plano.

This also means The government has a plan, but possui sounds a bit more formal or official than tem.

For everyday, neutral Portuguese:

• tem is the standard and most common choice.

If you want to make government plural, you could say:

• Os governos têm um plano. = The governments have a plan.
• Os governos têm planos. = The governments have plans.

Notice the changes:

• o → os
• governo → governos
• tem → têm

And possibly:

• plano → planos

This is a useful example because it shows the difference between tem and têm clearly.