Ifyou_______inbehavinginthiswayyouwillbringyourselfnothingbuttrouble.
Peoplewhocan’t_______betweencolorsaresaidtobecolor-blind.
翻译:Itisnousetellinggrown-upchildrennottomakemistakes,bothbecausetheywillnotbelieveyou,andbecausemistakesareanessentialpartofeducation.