有两种改法吧...
1.My brother is standing with a pair of glasses.
2.John is playing outside in a red hat.
3.Kate is skating with a stick in her hand.把它们全部改为伴随状语从句就是
1.My brother is standing ,wearing a pair of glasses.
2.john is playing outside,wearing a red hat.
3.Kate is skating, carrying a stick in her hand.