It was ______ the old clock that the old man spent the whole morning at home.
The businessperson wanted to sell his goods fast; ______, he chose his partner with great care.
Do you know the man____ is talking with Tom?
A dictionary is a book ______ gives the meanings of words.
The old town has narrow streets and small houses ________ are built close to each other.
Do you want a friend ______ you could tell everything to?