A friend has an idea.You think it's good.What do you say?

问题描述:

A friend has an idea.You think it's good.What do you say?
意思是:一个朋友有一个好主意.你认为它是十分妙的.你会怎么说?
必须用感叹句,感叹What,what + 名词.

What a good idea (it is)!