Breakdown of Questi bidoni, li svuota Marco domani?
questi
these (masculine)
Marco
Marco
domani
tomorrow
li
them (masculine direct object)
Questions & Answers about Questi bidoni, li svuota Marco domani?
Why do we need the pronoun li here if we already mentioned Questi bidoni?
This is the core of left dislocation. In Italian, when you move the object (Questi bidoni) to the very beginning of the sentence to establish it as the topic, you must refer back to it with a matching pronoun right before the verb. Since bidoni is masculine plural, we use the clitic pronoun li (them).
Why does the subject Marco come after the verb svuota?
Why use the present tense svuota when the action happens domani (tomorrow)?
In everyday Italian, the present tense is frequently used for planned or certain actions in the near future. You could use the future tense and say li svuoterà, but the present tense is very natural and common here.
What is the purpose of the comma after bidoni?
The comma visually marks the left dislocation. It separates the topic you are introducing (Questi bidoni) from the main clause. In speech, this comma represents a slight pause and a change in intonation.