题目

阅读短文，从方框中选择恰当的词并用其适当形式填空，使短文完整、通顺。每词限用一次。with, size, everything, become, they, just, feel, comfortable, problem, start Bill Bird is a shoemaker in London. He makes shoes for people with feet of unusual very large, very small, very fat or very thin.The shoes are as beautiful as those found in shopping centers! His shop is so popular that he he can't make shoes fast enough for his growing number of customers (顾客)Mr. Bird says, My is that I need more work and I can't find them young people all went to work co分析下面图解判断以下哪一项不是精子、卵细胞发生的区别A.初级精母细胞、初级卵母细胞的形成时间B.MⅠ和MⅡ的时间连续性C.成熟生殖细胞是否经过变形D.成熟生殖细胞中染色体的数量