Adverbs of frequency = bijwoorden die aangeven hoe vaak iets gebeurd.
Adverbs can be put in two places in a sentence:
1. in fornt of the verb (voor het werkwoord)
this is done if there is 1 verb in a sentence
2. after the verb (na het werkwoord)
this is done if the verb is a form of to be (am/is/are/was/were) or it there
are two verbs in a sentence. Then it is places after the first one.