请阅读下面选文。然后回答1～6题。“能吞能吐”的森林森林涵养水源,保持水土,防止水旱灾害的作用非常大。据专家测算,一片10万亩面积的森林,相当于一个200万立方米的水库,这正如农谚所说的:“山上多栽树,等于修水库。雨多它能吞,雨少它能吐。”森林因这种特殊的“吞吐”功能而 Please read the following selection. Then answer 1 to 6 questions. Forest forests capable of swallowing and vomiting can have a great effect in conserving water sources, maintaining water and soil, and preventing floods and droughts. According to experts’ estimates, a 100,000-acre area of ​​forest resembles a 2 million-cubic-meter reservoir, which, as the farmer said: “It is equivalent to repairing reservoirs when it is planted on a hill. It can swallow as it rains, it can spit as it rains less. “Forest due to this special ”throughput" function