填空题

The influence of the moral standards of the home is evident. If there is no recognition of the difference (46) right and wrong, it is hard for the child to acquire the qualities which are neces sary (47) good citizenship. Unwise discipline is, almost equally obvious, (48) factor often found in the background of the young offender.
But important (49) these two factors are, they do not cover the whole field. The experience of those who work with juvenile delinquents has shown us (50) greatly behavior is influenced by the emotional relationships within the family circle. The extent to which (51) is affection between the (52) and the child, and in the early stages especially be tween the mother and the child, is evidently of fundamental (53) to his development, lack of love is more (54) to produce delinquency (55) bad material conditions.