第二天，蜘蛛的招牌又换了，上面写着：“袜子编织店，每位顾客只需付一元钱。”
可是，蜘蛛看到顾客后，却吓得匆忙跑回网上。原来那位顾客竟是一条四十二只脚的蜈蚣！
进人初中 ，老师、父母对我们的要求高了，期望高了，这是因为（ ）
Come and 1 my 2. This is my father. 3 is a tall man. This is my 4. She is5 art teacher. 6 boys are my two brothers. I'm a girl. I’m my 7daughter. And there is a cat in 8 family. Its name 9 Lily. We all like10.
素的提取过程中，浓缩是发生在哪一步之后