Question

Помогите пожалуйста до завтра

Answer 1

1) general- Do you often help your old grandpa?
2) special- Who often help your old grandpa?  Whose old grandpa do you often help? Whom do you often help?
3) alternative- Do you often help your or his  old grandpa?
4) disjunctive- You often help your old grandpa, don't you?