"my enquiry" is correct and usable in written English.
You can use it when you are asking a question or you are referring to an investigation or inquiry you are conducting. Example sentence: Please respond to my enquiry by the end of the week.
Took six months for LongReach to answer my enquiry.
Quick pasta with smoked chorizo and cream This recipe is Roni's answer to my enquiry about what she does with her smoked chorizo.
Despite this, my enquiry about the possible provision of a large-print copy of the lunch menu in a well-known restaurant was greeted with barely concealed amusement.
I received a rambling non-answer, that did not even seek to address my enquiry, but was written as if in response to a different question.
He didn't deem my enquiry worthy of a response, and as a result I've decided to exploit my position in order to shame those in power to do the reasonable and compassionate thing.
And they furnish an answer to my enquiry; for they imply that mind is the parent of that class of the four which we called the cause of all; and I think that you now have my answer.
There has been no further announcement and my enquiries were met by just a resending of the statement.
During the course of my enquiries on behalf of constituents this week, I came across the table below, which I thought I would share.
Dutifully I asked around, hoping someone might be persuaded to meet the likes of Salman Rushdie, AS Byatt and Louis de Bernières, but my enquiries were met with little more than bafflement.
A somewhat secretive set-up called EU Flag Mafia – whose people do not answer my enquiries on Twitter – has been founded with the aim of making sure the EU stars are seen as often as possible: back in September, they distributed around 2,500 EU flags at the Last Night of the Proms.
He politely asked me to repeat the question: he really was hard of hearing, not trying to avoid my enquiries.
