“起来!不愿做奴隶的人们!把我们的血肉，筑成我们新的长城！”无论身在故土还是异国他乡，每当听到这雄壮激昂、催人奋进的中华人民共和国国歌的时刻，深为自己是一名中国人而骄傲，一种强烈的民族自豪感便会油然而生，就像看到“神舟”七号飞向太空，看到香港、澳门回到祖国母亲的怀抱。
（1）材料体现了一种什么样的精神?
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（2）当前我国为什么要弘扬和培育民族精神?
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（3）你认为如何弘扬和培育民族精神?
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