Fill in the verbs in the correct form

Last year, my family and i WENT (go) to London.
We _____ (stay) in a hotel called "название".
I think it _____ (is) in Russell Square

When we _____ (arrive), we (see) the door _____ (is) open. When we (enter) our room, it _____ (is) in a complete mess. The bad _____ (have) clothes all over it, the bathroom tap _____ (is) running and the television _____ (is) on.