Looking for a room on rent in Groningen city

I am looking for a mature and responsible persons, friendly and caring as well. Both the male and female are welcome.  I like going out with friends and visit many places.  I looking for an accommodation which is a single room with a bed, table, and with gas, internet and water facility.  I am comfortable with a shared bathing, toilet and kitchen.  The room must be within reach to the university of Groningen and the supper market and city centre.