In sentence 1, john as the doer does two actions: 'does his homework' and 'listens to music'. These two verbs are written in the active present simple and joined by the connector 'and'.
As well, in Sentence 2, the verbs 'was complained' which is in the form of passive past simple and 'did not resign' which is in the form of active past simple belong to 'The secretary' the subject of the sentence.