用恰当的单词填空，完成对话。每空一词。 A: Our National Day is coming. I'm looking forward to it. B: Me, too. As we know, it's the 1.________ birthday of the PRC. A: What are you going to do celebrate it? B: A great military review (大阅兵) will 2.________ held in Tian'anmen Square. How I wish I could fly there! A: I'm afraid we'll all have to watch it on TV. B: But I'm 3.________ it must be perfectly wonderful! Our country is getting stronger and stronger. A: Right, especially after we experienced so many big events in 2008. We all feel 4._______ of China. B: Let's 5.________ our country a better and brighter future.