Ich gehe bei meinem Bruder in die Kost.
I board with my brother.
Es hat mir viel Mühe gekostet.
It has cost me much pains.
Es geht ihm an den Kragen.
It may cost him his head.
Das paßt gerade in seinen Kram.
That just suits his purpose.
Er liegt krank am Fieber.
He is down with a fever.