我爸爸一直在忙着他的新工作 My father is busy with his new job( )( )( ).玛莉非常了解音乐知识

问题描述:

我爸爸一直在忙着他的新工作 My father is busy with his new job( )( )( ).玛莉非常了解音乐知识
我爸爸一直在忙着他的新工作
My father is busy with his new job( )( )( ).
玛莉非常了解音乐知识
mary( )( )( )( )music.

all the time
is so familiar with