Statement: Sixth graders usually write vocabulary dictations once a month.

Question:
Do sixth graders usually write vocabulary dictations once a month?
Who usually writes vocabulary dictations once a month?
Where do sixth graders usually write vocabulary dictations once a month?
When do sixth graders usually write vocabulary dictations?
How often do sixth graders write vocabulary dictations?
Which grade usually writes vocabulary dictations once a month?
Why do sixth graders write vocabulary dictations once a month?
Is it usual for sixth graders to write vocabulary dictations once a month?