Once he makes up his mind to do something, he will devote himself _________to it.

One of the customs officers, who was watching the arrivals very ________, saw feathers ________ from under a woman’s coat.

Bob is ________crazy about Beethoven that he knows all his works well.

I'm certain David's told you his business troubles. ______, it's no secret that he owes a lot of money to the bank.

The conclusion _____ the police came to _____ the boss was as much to blame as anyone else for the great fire didn’t satisfy everyone.