The 'small words' are exactly that, small versions of a word. As such the specifically translate to 'little ...'. With I think one exception: 'girl' is translated to 'meisje' since that has become our default word.
These two consecutive question really confused me.
The correct answer for the first one is: Ik betaal voor DE Museums
The correct answer for the second one is: Sla linksaf bij HET museum.
So what should I say the: HET museum or DE museum?