Many people believe that grammar is the sine qua non of language learning.
许多人认为学习语法在学习语言中是必不可
。
Many people believe that grammar is the sine qua non of language learning.
许多人认为学习语法在学习语言中是必不可。
明：以上例句、词性分类均由
资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
观点；若发现问题，欢迎向我们指正。
