Поставь кружку на полку, пожалуйста.

Please put the mug on the shelf.

Breakdown of Поставь кружку на полку, пожалуйста.

• пожалуйста: please
• полка: the shelf
• кружка: the mug
• на: onto
• поставить: to put/place

Questions & Answers about Поставь кружку на полку, пожалуйста.

Why is поставь used here—what tense/mood is it?

Поставь is the imperative mood (a command/request) of the verb поставить (perfective aspect). It tells someone to do a single, completed action: “put (it) (down/onto something).”

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Why is it поставь and not ставь?

This is about aspect:

• поставь (from поставить, perfective) = “put it (once), place it (and finish).”
• ставь (from ставить, imperfective) = often “be putting/placing,” “place (habitually),” or “start placing” depending on context.

In everyday requests like this, Russian commonly uses the perfective imperative to mean “do it (one time).”

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Who is being addressed—ты or вы?

Поставь is the informal singular imperative (addressing ты).
For polite/formal or plural, you’d use:

• Поставьте кружку на полку, пожалуйста.

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Why does кружка become кружку?

Because it’s the direct object of the verb “to put,” so it’s in the accusative case.
For a feminine noun ending in -а, accusative usually changes to -у:

• кружка (nom.) → кружку (acc.)

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Why does полка become полку too?

Because after на meaning “onto” (movement toward a surface), Russian uses the accusative case:

• на полку = “onto the shelf”

Again, feminine -а → -у in the accusative:

• полка → полку

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How do I know when на takes accusative vs prepositional?

Rule of thumb:

• на + accusative = motion/direction onto something: поставь на полку (put onto the shelf)
• на + prepositional = location on something: кружка на полке (the mug is on the shelf)

So:

• на полку (acc.) = onto the shelf
• на полке (prep.) = on the shelf

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Is the word order fixed? Could it be changed?

It’s flexible. Поставь кружку на полку, пожалуйста is neutral.
Common variations include:

• Пожалуйста, поставь кружку на полку. (slightly more “please” upfront)
• Кружку поставь на полку, пожалуйста. (more focus/contrast on “the mug”)
• На полку поставь кружку, пожалуйста. (more focus on “onto the shelf”)

Meaning stays basically the same; emphasis changes.

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Why is there a comma before пожалуйста?

Пожалуйста here functions like a parenthetical politeness marker (“please”), so it’s often set off by commas, especially when it comes at the end:

• …, пожалуйста.

You may also see it without a comma in casual writing, but the comma is a common, “clean” choice.

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How polite is this sentence? Is it a command?

Grammatically it’s an imperative, but with пожалуйста it’s usually a polite request, similar to “Please put the mug on the shelf.”
If you want it more formal/softer, you can combine вы-form or modal phrasing:

• Поставьте кружку на полку, пожалуйста.
• Не могли бы вы поставить кружку на полку? (very polite)

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What’s the difference between кружка and чашка?

Typically:

• кружка = a mug (often bigger, cylindrical, sometimes with thicker walls)
• чашка = a cup (often smaller, “teacup” style)

In real life people can blur them, but that’s the usual distinction.

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Why use поставить instead of положить?

Russian often distinguishes “put” by orientation:

• поставить = put something upright/standing (a mug, bottle, vase)
• положить = put something lying/flat (a book, a phone, a towel)

A mug is normally placed standing on its base, so поставь is the natural choice.

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How is поставь pronounced and stressed?

The stress is поста́вь (stress on -а-).
Also note the final ь (soft sign): it softens the final consonant sound (it’s not pronounced as a separate vowel).