The phrase "past questions" is correct and usable in written English.
For example: "I looked back at the past questions on the exam to help prepare for the upcoming exam."
Find past questions and answers here.
And find past questions and answers here.
"I believe in past questions I've agreed with your general point of view," Mr. Greenspan replied.
Mr. McGreevey, meanwhile, responded tersely with a reference to past questions about Mr. Torricelli's ethics.
That means we are a long way past questions of good taste and patriotism.
The XSE-tree is built automatically based on past questions without the need for any additional linguistic knowledge.
Lower federal court judges have in the past questioned conspiracy indictment practice.
He has in the past questioned Japan's commitment to the Murayama statement of 1995, which expresses remorse to Asia for the country's wartime evils.
Critics have in the past questioned the morale and discipline of the Afghan security forces in the face of Taliban attack.
He was deferred temporarily when not being knowledgeable about HIV transmission modes (question 7) or having been refused for donation in the past (question 8).
However, it will be a lot more common for questions such as "The Barn and another creates a powerful sense of place and feeling" [this is a real past question] to appear.
