Please allow me to make sentences here for the sake of practicing.
If I somehow violate the rules of this post please inform me and I will delete
myself.
Thank you very much.
1.
The suspects are being interrogated by the interrogation unit of the Homeland
Security.
2.
The engineer is interrogating those classified documents from the server.
3.
He gave me the signal interrogatively.
4.
Disbelieving her boyfriend, she hence gives an interrogatory stare at him
at all times.