Questions & Answers about Jeg lader tæppet ligge på sofaen, mens jeg læser avisen.
Because lader ... ligge means leave something lying/staying where it is (i.e., you don’t move it).
- Jeg lægger tæppet på sofaen = I put/lay the blanket onto the sofa (movement).
- Jeg lader tæppet ligge på sofaen = I leave the blanket lying on the sofa (no movement; you allow it to remain there).
It’s a common Danish pattern meaning let/allow/leave something to be/do:
- Jeg lader [tæppet] [ligge] = I let/leave [the blanket] [to lie].
There is no “at” before the infinitive here (similar to English let: not let to lie).
Yes, lader is present tense of at lade. Typical forms:
- infinitive: lade
- present: lader
- past: lod
- past participle: ladet
So: Jeg lod tæppet ligge... = I left the blanket lying...