How often does she takes the garbage out?
How often does he clean the board?
How often does he cook?
How often does she take out the garbage?
How often do they clean up the classroom?
How often does she wash the dishes?
How often does she go to school?
How often do they clean up the classroom?
How often does she she go to bed at half past ten?
How often do they clean up the classroom?
How often does he water plants?