She can’t ______ having nothing to do.
If our marketing plan succeeds, we _________ the sales by thirty percent next year.
Supposing you _________ the lottery, what would you do with the money?
Children’s brains cannot develop properly _________ they lack protein.
We all write ____________ even when there's not much to say.
Experts and teachers all think that failure is not __________ a bad thing to some extent.