There is a long road to go.为什么要加a?

There is a long road to go.为什么要加a? There is a long way to go. there is a long way to go 和it is a long way to go 意思有什么区别吗 there is still a long way to go."long"是什么词性 He has no place to go to.there is a good place to go .为什么前者加 The road to a lover's house is never long. 翻译：There is a long way to go before we can take a comfortabl In a world ,there is long way to go before we enjoy a clean why do you think there is still a long way to go to help the There is a long way to go helping these cute animals 翻译 Let me accompany you for there is a long way to go in life.I there is still a long way to go----------the above questions