He is busy ﹍(do) his homework

He is busy ﹍(do) his homework He is busy ( ) his homework. He is busy with his homework(同义句） Tony is busy-----his homework.A.doing B.do C.to do D.does He was busy ___ (do)his homework while I was cooking Tom is busy doing his homework. My brother is very busy.He is doing his homework改成同义句 改写My brother is very busy . he is doing his homework .my bro Tom is busy now.He is doing his homework at home.改为两句重合 Tom is busy now.He is doing his homework at home now的同义句 () he often ()(do) his homework? Does he do his homework?