【答案】people tend to need less sleep as they

题目：
people tend to need less sleep as they get older属于什么英语句型?

答案：

本句为主谓宾+状语句型 主语 people 谓语 tend 宾语 to need less sleep 状语 as they get older 翻译：随着年龄的增长，人们需要的睡眠会少一些。