when we do exercise ,the amount of water we need______.,快速 A

题目

when we do exercise ,the amount of water we need______.,快速 A
when we do exercise ,the amount of water we need______.,快速 A increases B increase C to increase D increasing并说明为什么

答案

答案：A increases
注意,后面那个句子是一个定语从句,即we need为定语从句,修饰先行词water的,
主要成分实际上是the amount of water increases.
看懂了吗?