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1·The juxtaposition of clauses or phrases without the use of coordinating or subordinating conjunctions, as It was cold; the snows came.

并列，并列结构不使用并列连词或从属连词的并列句或并列短语，比如天气冷；

2·Of all, the item of subordinating conjunctions introducing adverbial clauses of condition is always one of the focal points of English studying.

其中，本文列举了属连词引导条件状语从句一直是英语学习中的重点之一。