试题题干
Prior to the sixteenth century,the sentence “ You can stay, stay not you.” is grammatical, but it changes into "You can stay, can't you? " in Modern English, which illustrates the phenomenon of ()
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试题解析
历史语言学中的句法变化主要包括规则的丢失、增加和改变。在16世纪之前这种主要动词和助动词上的语法差别不存在的,当语法规则增加了之后才出现,并只限于助动词。