Составте все типы вопросов Pr.simple по предложению:It'as good idea.
Составте все типы вопросов Pr.continuous по предложению:I am think about your plan.

It's a good idea.Is it a good idea?Is it a good or bad idea?What kind of idea is it?It's a good idea,isn't it?What is good?I am thinking about your plan.Am I thinking about your plan?Am I thinking about your or his plan?What am I thinking about?Who is thinking about your plan?I am thinking about your plan,aren't I?