【不解.】We need a person very much to think up such an idea.-(shall)the new engineer have a try

问题描述:

【不解.】We need a person very much to think up such an idea.-(shall)the new engineer have a try
为什么不能用may 两者都可以表示征求意见啊

shall 用于第一,三人称的问句中,表示征求别人的意见;而may通常只用于第一人称.