a fantastic idea的用法和样例：
- I think that's a fantastic idea,Daming.
- "Homework Help".I think that's a fantastic idea,Daming.
- I think it'd be a fantastic idea to have a spring outing this weekend.
- I've got a fantastic idea,we'll ask Mr Mayor to attend our wedding ceremony.
- Then, doubly to reassure herself, a fantastic idea seized Bertha to dress as though she were going to a great ball.