Ad aprile l’uomo e la donna fanno una passeggiata lungo il fiume.

Ad is a variant of a used before some words that begin with a vowel, especially for smoother pronunciation. So ad aprile means in April.

In modern Italian, this extra d is most common in a few fixed expressions, and ad aprile is completely natural. You may also notice this with words like adesso in other contexts, but here it is simply the preposition a before aprile.

In Italian, the names of months are normally written with a lowercase letter, unless they begin a sentence. So:

• aprile
• gennaio
• settembre

This is different from English, where April is always capitalized.

Italian nouns usually take an article.

• uomo is a masculine singular noun.
• The normal masculine singular definite article is il.
• But before a vowel, il becomes l’.

So:

• il ragazzo
• l’uomo

For donna, the feminine singular definite article is la, and since donna begins with a consonant, it stays la donna.

The apostrophe shows that a vowel has been dropped. In this case:

• lo or il does not stay in full form before uomo
• Italian uses l’ before a vowel

So l’uomo is the normal way to say the man.

This is called elision. You also see it in forms like:

• l’amica
• l’albero
• un’amica

Because the subject is plural: l’uomo e la donna = the man and the woman.

The verb fare in the present tense changes depending on the subject:

• io faccio
• tu fai
• lui/lei fa
• noi facciamo
• voi fate
• loro fanno

Since there are two people doing the action, Italian uses the they form: fanno.

Italian often uses the expression fare una passeggiata, literally to do/take a walk, where English might simply say walk or go for a walk.

So:

• fare una passeggiata = to take a walk / to go for a walk

Italian can also use the verb camminare, but that is closer to to walk in the physical sense. Fare una passeggiata often suggests a stroll, a pleasant walk, or a walk as an activity.

Because passeggiata is a feminine singular noun.

So it takes the feminine singular indefinite article una:

• una passeggiata
• una casa
• una donna

If the noun were masculine singular, you would use un or uno, depending on the word.

Here lungo means along.

So:

• lungo il fiume = along the river

This can be confusing because lungo can also be an adjective meaning long:

• un fiume lungo = a long river

But in your sentence, it is a preposition, not an adjective.

Italian uses articles more often than English. When speaking about a specific thing in a normal, concrete situation, Italian usually includes the article.

So:

• lungo il fiume = along the river

Even if English might sometimes be flexible, Italian generally prefers the article here.

Also, fiume is a masculine singular noun, so it takes il:

• il fiume
• il lago
• il ponte

Not necessarily. The Italian present tense can describe:

• something happening now
• a habitual action
• a general or narrative action

So fanno una passeggiata could mean:

• they are taking a walk
• they take a walk
• they go for a walk

The exact meaning depends on context. Since you said the meaning is already given, the present tense here is just the normal form used in the sentence.

This is a very natural Italian word order. The sentence begins with a time expression:

• Ad aprile = In April

Then comes the subject:

• l’uomo e la donna

Then the verb:

• fanno

Then the rest of the sentence.

Italian word order is often flexible, but this order is straightforward and common: time + subject + verb + object/complement.

Yes. Italian allows some movement of phrases for style or emphasis. For example, these are also possible:

• L’uomo e la donna fanno una passeggiata lungo il fiume ad aprile.
• Ad aprile fanno una passeggiata lungo il fiume l’uomo e la donna.

But your original sentence is the most neutral and learner-friendly version.

Fanno is pronounced with a clearly longer, stronger n sound than a single n would have. Double consonants matter in Italian, both in spelling and pronunciation.

So:

• fano and fanno would not be the same
• fanno comes from the verb fare

Italian double consonants are important, so it is good to notice them early. In careful pronunciation, fanno has a distinct doubled consonant.