---There is some doubt _____ the concert will be held as the company intends to redecorate the stadium next week. ---What a pity!
______ she said this, she regretted it.
Another driver had just driven into the back of Jack's car ______ he was waiting at some traffic lights.
She looks pretty ______ she wears.
It's ______ he helped you that I'm ready to help him.
______ you ever have any trouble, let me know.