Questão 96641

Analyze the grammatical validity and semantic function of 'have got' in the following sentences:

I. 'I've got a brother in Canada.' (Expressing relationship)

II. 'She's got to submit the report by noon.' (Expressing obligation)

III. 'They have got blue eyes.' (Expressing characteristics)

Based on the analysis, which sentences use the 'have got' structure correctly and idiomatically in modern English?