phr. He has such a varied diet, therefore I'm not sure what he's having an allergic reaction to.
phr. The teacher said only Janet and George were to be punished, so he let me out.
phr. In this matter he did not set a good example of himself, therefore, he presented his apologies to the public.
phr. This restaurant's dishes taste good, and the price is also cheap, therefore the business is really good.