摘要:过去分词作状语时重点判断出分词逻辑主语以及逻辑主语与分词之间的逻辑关系.若二者之间为被动关系.即逻辑主语是分词动作的承受者.则用过去分词.过去分词作状语相当于一个状语从句.表示原因.时间.条件.伴随等.有时过去分词前也可加上连词when, while, if, unless, though等.过去分词作状语.其逻辑主语是句子中的主语.表示被动或完成意义. [考例] ① twice, the postman refused to deliver our letters unless we changed our dog. A. Being bitten B. Bitten C. Having bitten D. To be bitten [解析]B.分词与其逻辑主语the postman在逻辑上含有动宾关系.应使用表示被动意义的过去分词作状语. ② by a greater demand of vegetables, farmers have built more green houses. A. Driven B. Being driven C. To drive D. Having driven [解析]A.根据语境:农民被蔬菜的大量需求所驱动.建起了更多的温室大棚.分词与其逻辑主语farmers在逻辑上是被动关系.应使用过去分词作状语. ③ The flowers his friend gave him will die unless every day. A. watered B. watering B. water D. to water [解析]A.分词与其逻辑主语flowers之间是逻辑上的被动关系.应使用过去分词. ④We all know that, , the situation will get worse. A. not if dealt carefully with B. if not carefully dealt with C. if dealt not carefully with D. not if carefully dealt with高*考*资*源*网 [解析]B.分词与其逻辑主语the situation之间是逻辑上的被动关系.应使用过去分词.

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