现在分词作状语 与状语从句的转化In places,the water table is declining at a rate of a meter a year,necessitating the periodic deepening of wells and the use of ever-more-powerful pumps.这里的necessitating 是分词做状语吗?是表示结果吗
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这里的necessitating 是分词做状语吗?
是是表示结果吗?
是怎么把这句话改写成状语从句呢?
In places,the water table is declining so quickly at a rate of a meter a year that it necessitates the periodic deepening of wells and the use of ever-more-powerful pumps.
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供参考答案1:
necessitating在此句中是分词作状语，表结果。可用连接词so that和so···that改写。
In places, the water table is declining at a rate of a meter a year so that it necessitates the periodic deepening of wells and the use of ever-more-powerful pumps.
In places, the water table is declining so quickly at a rate of a meter a year that it necessitates the periodic deepening of wells and the use of ever-more-powerful pumps.