I usually has a birthday party 哪里错了?

I usually has a birthday party 哪里错了? 修改病句：I usually has a birthday party.修改病句：Does Ben and his br Helen usually has a birthday party .（改为否定句） I am looking forward to have a big birthday party.哪里错了 tony usually(has a birthday party)to celebrate his birthday划 kitty has a birthday party ___her birthday. I usually have a birthday party ——my birthday(on/in) He usually has the big party at home on his birthday对划线部分提问a Does Jack usually have a birthday party? I there a birthday party? 连词成句 twin,Nick,usually,have,my,birthday,I,a,party,with,broth 改错：He usually have a party on his birthday.