under arrest house or kept under arrest house

[twilit1988]

My dear and respected teachers,
1: "How many tyres do your car have?" correct?
2: "Is he still under arrest house?" OR "Is he still kept under arrest house?" Which one is correct?

[Searching for language]

My dear and respected teachers,
1: "How many tyres does your car have?" correct?
2: "Is he still under arrest house?" OR "Is he still kept under arrest house?"
Is he still under house arrest" / Is he still kept under house arrest"
Which one is correct?

I am not a teacher.

[svartnik]

also, to keep sy in house custody