对情态动词进行充分的个案研究，有助于该类词的内在规律的揭示。
Sufficient research on the case study on modal verbs will help discovery the inner principle of the usage of this verb category.
这一部分以总论和个案研究相结合的方法，切入南社运作的内部结构，解释南社聚与散的内在原因。
This part of the remarks and individual case study with the carding method, cut into the operation of the cell structure of Nanshe to explain the underlying reasons poly and scattered.
这一部分以总论和个案研究相结合的方法，切入南社运作的内部结构，解释南社聚与散的内在原因。
This part of the remarks and individual case study with the carding method, cut into the operation of the cell structure of Nanshe to explain the underlying reasons poly and scattered.
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