4岁开始学手风琴有好处.It is good ____ ____ to learn the accordion at the age of four.

题目

4岁开始学手风琴有好处.It is good ____ ____ to learn the accordion at the age of four.

答案

4岁开始学手风琴有好处.
It is good to begin to learn the accordion at the age of four.