Question

She was the ___20_____ (twenty) of twenty-two children. She was born too early and only ___21___

(weigh) two kilograms.
能分析一下这两个空怎么填及理由？

Answer 1

20. twentieth （the +序数词，意思是：她是22个孩子中的第20个。）
21. weighed （根据前面的was born ，用过去式。意思是：她早产，体重只有两千克。）

祝你开心。