现在分词作状语 与状语从句的转化

Question

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？
怎么把这句话改写成状语从句呢？

Answer 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.

Answer 2

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.本回答被提问者采纳