What made him puzzle was the plural forms of nouns
问题描述：
What made him puzzle was the plural forms of nouns
这句话该把was变were吧?
难道不把puzzle改为puzzied、？
答
这句话应该用was
让他感到困惑的是名词的复数形式.应该把“名词的复数形式”看成一个整体,单数,所以要用was而不是were