bite off more than one can chew - take on more than one can handle

　　break down - cease to function

　　break the ice - begin to be friendly wuth people one doesnt know

　　break the news - inform or give bad news

　　brush up on - imporve noes knowledge of something through study

　　bump into - meet unexpectedly

　　by heart - by memory

　　cheer up - be happy

　　come down with - become sick with

　　count on - depend upon

　　fish out of water - out of ones element or natural environment

　　flying colors -success,victory

　　get the hang of - understand; learn

　　get away with - escape without punishment

　　few and far between - not happening often; rate

　　die down - become quiet ,become less

　　for good - permanently; forever

　　for the time being - for now; temporarily

　　count out - eliminate