His mind went so blank that little ______ down for the first ten minutes in the test.
After living in Paris for fifty years, he returned to the small town _________ he grew up as a child.
You should make it a rule to leave things _________ you can find them again.
Now he works in the factory _________his father used to work.
You should let your children play _________ you can see them.
The school was built _________ there had once been a church.