today ,i went to  computer room do music homework  with  my best friends~!  we were  very  strive  do our's music  homework!  but we not  did   our's  music homework in the end.because   we  don't know  how  do  it!!  to  waste our times  .we  were very  angry ! 

but now  we   are  very worry.  because  we not to hand over the  music homework .oh my  god  !!how i do ?