THERE WILL BE A HOLIDAY ... MONDAY.A. IN B. AT C. ON D. OF

6. - DE KIEM TR 1 TIET ANH 8( TIET 19- VAN)NAM HOC 2010- 2011
DE KIEM TR 1 TIET ANH 8( TIET 19- VAN)NAM HOC 2010- 2011

6. There will be a holiday ... Monday.

A. in

B. at

C. on

D. of