Your son is old enough to dress himself .Don‘t do ————for hi
Your son is old enough to dress himself .Don‘t do ————for him (everything 还是anything?why?) Do you know the boy————is sitting next to peter(who 还是that?)
Your son is old enough to dress himself .Don‘t do ererything for him.(ererything,多用于肯定,anything多用于否定或疑问) Do you know the boy who is sitting next to peter。(who,从句,指人the boy)