Present Simple Active PassiveDo I write the test? Is the test written?
Does she/he/it write the test? Yes, it is. / No, it isn't.
Do you/we/they write the test? Where/what/why is the test written?
Past Simple Active Passive
Did I write the test? Was the test written?
Did she/he/it write the test? Yes, it was. / No, it wasn't.
Did you/we/they write the test? Where/what/why was the test written?