To be, to exist.
Used to connect a noun to an adjective that describes it.
Used to form the perfect tense of the active voice of some verbs, together with a past participle.
Used to form the perfect tense of the active voice of some verbs, together with a past participle. Note: The perfect tense of most other verbs is formed using hebben.
Used to form the perfect tense of the passive voice, together with a past participle.
Used to form the perfect tense of the passive voice, together with a past participle. Note: The imperfect tense passive is formed using worden.
Used to form the continuous forms of various tenses, together with aan het or, in archaic style, with a present participle.
To go, to go on a trip and return.
Used to indicate weather, temperature or some other general condition.
to be, to equal, to total, to amount to; used to indicate that the values on either side of an equation are the same.

Third-person singular, masculine and neuter possessive pronoun: his, its.