Small _____ it is, the pen is a most useful tool.
It was the boy _____ had been in prison _____ stole the money.
It was in the small house ______ was built with stones by his father ______ he spent his childhood.
It is the ability to do the job ______ matters not where you come from or what you are.
It was his nervousness in the interview ______ probably lost him the job.
It was what he meant rather than what he said ______ annoyed me.