Mr Wang are going to Beijing tomorrow 为什么用are不用is?

Mr Wang are going to Beijing tomorrow 为什么用are不用is? We are going to Beijing tomorrow对这句话提问 How is your family going to get there?为什么用is 不用are? how is your study going为什么用is不用are? They are leaving for Beijing tomorrow.为什么用“are leaving”? Mr Wang is going to give a speech about spacecraft tomorrow如 We are leaving for Beijing tomorrow.还是We are going to leave we are going to beijing (beijing 提问) ——Are you going to visit Mr Li or Mr Zhang tomorrow? --Tomorrow is Sundy.What are you going to do?--____________. we are going to (fly)to Beijing tomorrow.In 2012,we will (le are Beijing tomorrow going to we to go.连词成句