阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为31-40的相应位置
Few people would even think of beginning a new job at the age of 76, ___31___ one of America’s most famous artists did just that. Anna Mary Robertson, better known as “Grandma Moses”, turned to painting ___32___ she was too old to work on her farm.
Grandma Moses was crazy about painting soon after she picked it up and worked hard at it. She painted ___33___(care) and her works were nice. She first painted only to please ___34___, and then began to sell her works ___35___a little money. In 1993, a collector, Louis Caldor happened to see several of Grandma Moses’ works ___36___(hang) in a shop. He liked them, ___37___(buy) them at once, and set out to look for ___38___. Caldor held ___39___ show to introduce the works of Grandma Moses to other artists. Grandma Moses, ___40___ was world-famous, died on December 13, 1961, at the age of 101.