Much to his disappointment, what he had devoted himself to___in nothing but failure.
If our product ____ unsatisfactory within 7 days in any way, you can take it back.
--Mum, I don’t think I am qualified enough to do this.--Honey, be confident! You should know it is ____ a man thinks of himself ___ really determines his fate.
As long as you’ve paid ____ advance we won’t charge you ____ delivery.
I know “time is knowledge”, but I never seem to have enough of ____. So I am working hard to save them.
I believe he is a great writer. I am now eagerly waiting his new novel to _______.