they usually l___heart and even don't study hard as before a

they usually l___heart and even don't study hard as before any longer___of failure.But moststudents take an active attitude towards it.They encourage_____(自己）to be self-confident.They find out the causes and____full use of time so that they will make similar mistakes no more.I agree____the latter.As we all know,failure is the mother of success,____(实际上）,even great men failed many times before they succeeded.So we must treat this p____correctly.