Complete the following statements with proper words or expressions according to the course book.In the words or expressions desks, the children's library, happiest, -s,-s', est are called ( ) affixes.
【正确答案】：INFLECTIONAL
【题目解析】：在单词或词组“desks, children's library, happiest”中这些“-s, -s',est‘’被称为屈折词缀。
