Convert a disfluent question to a proper question. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.

Why has um let me ask, what have Bloc's sidewalks and sanitation facilities done?
What have Bloc's sidewalks and sanitation facilities done?

What conditions must be met for a prescription for a controlled substance to be invalid no rather valid?
What conditions must be met for a prescription for a controlled substance to be valid?

Building printing is being researched or rather making it possible to flexibly construct small commercial buildings and private habitations in what amount of time?

Building printing is making it possible to flexibly construct small commercial buildings and private habitations in what amount of time?

