Complete the text with the correct form of the words in brackets.

Police are looking for a middle-aged man whose country of … (reside) is either Belgium or Switzerland. He’s got long hair with a … (recede) hairline. His most …(distinguish) feature is a large scar on his left cheek. This man has no sense of … (moral), a police spokesperson warned. She added that investigators are very … (frustrate) at their lack of progress and would appreciate help from the public.