Maybe I give you a lecture ahead of time, and I give you a bicycle for two weeks, then I come back after two weeks, and say, "Well, let's see. You're having trouble taking left turns.
potser us faig una explicació prèvia i us deixo la bicicleta dues setmanes. I torno al cap de dues setmanes, i dic: "A veure. Us costa girar a l'esquerra. No sabeu frenar bé.