根据短文对划线部分改错。

Dear students,

          The Students Union have  ____ decided to organize a music week. It will be hold ____  in the first week of May. The activities include singing pop songs and play ____  classical and folk music. Bring your own music____  instruments, please. A music contest will be included, either____. The students who take the ____  part in the contest will listen to part of a song and____ a piece of music, and then guess where it comes from. If you’d like ____  take part in the music week, please to come ____  and sign up for it before April 20th. The place of the activities will be announced late ____ .

Come to the great fun!