import time # use some of time's functions
beers = 99
while beers > 0:
    time.sleep(0.1) #pause for 0.1 seconds
    if beers > 1:
        print beers, "bottles of beer on the wall"
        print beers, "bottles of beer"   
        print "Take one down, pass it around"
        beers -= 1
        if beers == 1:
            print beers, "bottle of beer on the wall"
        else:
            print beers, "bottles of beer on the wall"
    else:
        print beers, "bottle of beer on the wall"
        print beers, "bottle of beer"
        print "Take one down, pass it around"
        beers -= 1
        print "No more bottles of beer on the wall"