If I remember correctly, it means "I have a brother".
Bonjour,
J'espère que tu vas bien et que tu as passé une belle journée.
Chez moi il neige beaucoup.
Ont is the answer you welcome
The sizing are not the same in Europe and United States.
Bonjour
Tu aimes sa casquette bleue
<em>Casquette is a feminine noun => </em><em>une casquette</em>
<em>sa</em><em> is the feminine possessive adjective</em>
<em>so the adjective agrees with the noun => sa casquette </em><em>bleue</em>
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hope this helps ☺☺☺