Considérase  que

Subordinating conjunction

  os

Determiner

 cometas  teñen

Verb

  dous

2

Noun

 puntos  de

Adposition

  orixe

Noun

 separados  no

  Sistema Solar

.

Comets are thought to have two separate points of origin in the Solar System.

Comets are thought to have two separate points of origin in the Solar System.