It's a great idea.

It's a great idea. it sounds like a great idea That's a great idea.Let's hear another prediction. Our plan certainly _________; it was a great idea. That's a great idea 的完整形式 That is a great idea. That's a good idea 和 It's good idea 怎么区分 It's of a great help是什么意思 It's a good idea.（改为感叹句） It`s a good idea.怎么改成感叹句 It's a good idea.(改为否定句) i don't ()it's a good idea