today we are going ti learn Unit ____(twelve) 不但要答案,还需要解析!
问题描述：
today we are going ti learn Unit ____(twelve) 不但要答案,还需要解析!
答
unit twelve = the twelfth unit
表示事物的序号一般就这两种说法.名词在前后面直接跟数字,名词在后前面加the,再加序号.比如：room 4,the forth room; chapter 1,the first chapter.