Final answer:
The imperfect form of the verb 'tener' in Spanish is 'teníamos'. It indicates an ongoing or habitual action in the past.
Step-by-step explanation:
The subject of this question is Spanish. The verb 'teníamos' is the imperfect form of the verb 'tener' which means 'to have' in English. In this sentence, 'teníamos' is used to indicate an ongoing action or a habitual action in the past. The subject of the sentence is 'nosotros', which means 'we'.
Learn more about Spanish verb conjugation