The boy usually__his homework at school.A,doesn;t B,isn't C,doesn't do D,don't do

The boy usually__his homework at school.A,doesn;t B,isn't C,doesn't do D,don't do 请说明选择答案的理由!Tom usually__his homework in the evening.A.do B.is C.is doing D.does Which boy?The boy behind the door. look at the boy. the boy is singing the boy with short The boy looks____( happY) the boy in the boy in blue? what is the boy the boy in green Circle the boy. where is the boy The boy was________(lost) The Boy Friend 歌词 the boy is The boy took a The boy who cries