Hij slaapt diep in het oude huis.

Breakdown of Hij slaapt diep in het oude huis.

hij
he
in
in
het huis
the house
oud
old
slapen
to sleep
diep
deeply

Questions & Answers about Hij slaapt diep in het oude huis.

What part of speech is diep in Hij slaapt diep in het oude huis, and why isn’t it inflected like diepe?
In this sentence diep is an adverb modifying the verb slaapt (it tells you how he sleeps). Adverbs in Dutch are invariable, so they never take an -e ending. If it were an adjective modifying a noun (e.g. een diepe slaap “a deep sleep”), you would see the -e.
Why is the verb slaapt used here rather than a continuous form like English “he is sleeping”?
Dutch does not have a separate present-continuous tense. The simple present (hij slaapt) covers both “he sleeps” and “he is sleeping.” Context or adverbs (like nu “now” or diep) clarify that the action is ongoing.
Why do we use in rather than op when talking about sleeping in a house?
In indicates being inside something. Since you’re enclosed by the walls of a house when you sleep, you say in het huis. You would use op (“on”) for surfaces (e.g. op de tafel “on the table”).
Why is it het oude huis and not de oude huis?
Dutch nouns are either de (common gender) or het (neuter). Huis is neuter, so it takes het. Unfortunately you just have to memorize which nouns are de and which are het.
Why does oud become oude here? When do adjectives get that -e?

After a definite article (de or het), adjectives always take -e, regardless of gender or number:

  • de oude man
  • het oude huis
  • de oude huizen
    With an indefinite neuter noun you skip the -e: een oud huis.
Can I intensify diep by saying Hij slaapt heel diep in het oude huis for “he sleeps very deeply”?
Yes. heel (“very”) is a common adverbial intensifier. Hij slaapt heel diep… is perfectly natural. You could also use erg diep or rely on context.
Is it possible to move diep to the end: Hij slaapt in het oude huis diep?
Grammatically it’s not impossible, but it sounds awkward. Manner adverbs normally follow the verb (hij slaapt diep) rather than trailing after a prepositional phrase.
How do I say “in an old house” instead of “in the old house”?
Switch to the indefinite article een and use the uninflected adjective oud for a neuter noun: in een oud huis. (With a common-gender word you’d say in een oude woning.)
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