【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

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【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

【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
【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

【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.

shall在疑问句中与第一,三人称连用可以表示征求意见,而may在疑问句中表示征求意见常与第一人称连用。如,May I have your attention please?所以不用may.