- I told her that they had done it / Le dije que lo haban hecho ellos.
- I will study if you help me / Estudiar si me ayudas.

Subordinantes adverbiales
Sirven de enlace con una oracin subordinada adverbial (son oraciones que
tienen una funcin similar a la de un adverbio. Se subordinan a la oracin
principal complementando el sentido del verbo).

- You can't drive until you are 18 / No puedes conducir hasta los 18 aos.

Existen diversos tipos de conjunciones subordinadas adverbiales:

De lugar		Where, wherever
De tiempo		After, before, since, until, when, while, etc.
De modo		As, as if, as though, like
Comparativas		As...as, not as, such...as, so that, less...than, etc.
Finales		In order to, so as to, so that, so, in case, etc.
Causales		Because, as, for, in case, since, etc.
Consecutivas		So, so that, so much, so many, such
Condicionales		If, in case, supposing, unless, on condition, etc.
Concesivas		Although, even if, however, though, whereas, etc.