.---Listen, what is the noise? ---Oh, the young man next door ______ a party.
Believe it or not, the matter, ________ we argued for a long time, was in fact related to our study.
The town _______ we visited last week is the one _______ the famous painter was born.
The bridge was built in memory of the adventurer who was believed ______ the valley.
______, you were always there to help, and I will always treasure that.
If a book is ______, we should try to read it attentively.