It is important to help people who no money.这里为什么用have?who后面不是跟第三人称单数么?

it is very important to people why is it important to speak English? It is important to be careful with is it important to look good?why? just like 和 It is important to why is it important to practice regularly? It is important to us (learn)English The h( ) problem is the most important one.It is effective to work when we are well. it is important to it is important for it is important of 这三个结构都有吗 都怎么用 it is nice to be important but it is more important to be It is important to like someone.It is very important to love yourself. it is important for sb与it is important to的区别 it is important to me与it is important for me 的区别 it is important for living things 还是it is important to living things 是sth is important to sb还是 it is important for sb to do sth? 英语问题it is very important to youit is very important to you怎么翻译 It is important for you to learn to speak English It is important to us为什么用介词to