63．根据文章内容“To solve the mystery, a reporter interviewed him asking why he was able to be so much more creative than the average person.” 为了解开这个谜团，一位记者采访了他，问他为什么能比普通人更有创造力。可知，他比普通人更有创造力，故填Yes, he is.
64．根据文章内容“Stephen Glenn said that it all came from an experience with his mother that occurred when he was about four years old.”可知，实验发生在他4岁的时候，故填He was four.
65．根据文章内容“Would you like to get down and play in the milk for a few minutes before we clean it up”可知，她让他先玩一会儿然后再收拾，故填She asked him to play in the milk for a few minutes and then clean it up.
66．根据文章内容“The little boy learned that if he grasped the bottle at the top near the lip with both hands, he could carry it without dropping it.”可知，小男孩明白了，如果他用双手抓住瓶口附近的瓶口，他就可以在不掉瓶子的情况下拿着它。故填By grasping the bottle at the top near the lip with both hands.
67．根据上文他犯了错之后，妈妈没有责怪他，反而让他从中学到一些东西，可知，他意识到，不要害怕犯错，故填that he didn't need to be afraid of making mistakes。
68．她的妈妈是一个非常有智慧的妈妈。因为她保护了孩子的好奇心，且帮助他从错误中学到经验教训。故填wise mother；she knew how to protect the boy's curiosity and guided him to learn something from the mistakes.
