题目

Once there was a man who had two children, a boy and a girl. The boy was good-looking but the girl was not. One day they found a mirror and for the first time they saw what they looked like. The boy was very pleased and he said to his sister, “How handsome I am! I look much nicer than you!”The girl did not like what her brother said and gave him a hard push. “Go away!” she said. Their father saw what was happening. He went up to them and said to the boy, “you must always be good as well look good.”Then to the girl he said, “My dear, if you help everyone and do your best to下面的哪个分数可以用百分数表示（　　）①一个苹果重35100千克②我国人口占世界人口的23100③一木板的长是60100米．A．①B．②C．③