Ponieważ

Subordinating conjunction

 zbliżały  się

Pronoun

  święta

Noun

  Bożego

Adjective

 Narodzenia postanowili,  że

Subordinating conjunction

  Staś

Proper noun

  i

Coordinating conjunction

 Nel  pojadą

Verb

  z

Adposition

  nimi

Pronoun

.

As Christmas was approaching, they decided that Stas and Nell would go with them.

As Christmas was approaching, they decided that Stas and Nell would go with them.