某校七(二)班同学要办一期以激励同学们勤奋学习为内容的板报。下列符合本期板报主题的有 (      )
①少年不知勤学早，自首方悔读书迟      ②有则改之，无则加勉
③少壮不努力，老大徒伤悲                     ④一年之计在于春，一生之计在于勤 

   When Bill is very young, he loves picture. His mother often draws some for him on old pieces of paper. She is very bad at drawing, but bill likes her pictures and always wants more. Then, when he is a little older, Bill’s mother gives him some pencils and a drawing book, and he begins drawing pictures, too. But they are never good .When Bill is five years old, his mother gives him a small blackboard and some pieces of a baby on the blackboard, he draws lines(线条) and rubs(擦) them out too for ten minutes , but when he looks at his picture , he is not happy. “Well”, he says at last(最后) to his mother, “I’ll put a tail(尾巴) on it and make it a monkey.”

读图，回答问题．