下列变化属于化学变化的是（ ）

***在政府工作报告中说：“民惟邦本，本国邦宁。政府工作的根本目的，是让全体人民过上好日子。”“加快推进集中连片特殊困难地区区域发展与扶贫攻坚。地方要优化整合扶贫资源，实行精准扶贫，确保扶贫到村到户。引导社会力量参与扶贫事业。我们要继续向贫困宣战，决不让贫困代代相传。”对此，下列说法不正确的有（   ）
①扶贫开发的主要目标是帮助贫困地区的人们实现小康，人民群众平均分享改革开放的成果 ②扶贫攻坚能极大地缓解我国的贫困现象 ③要彻底解决我国贫困问题必须以经济建设为中心，大力发展生产力 ④实施农村扶贫开发，同步富裕便指日可待 

    Hi, my name is Eric. My 1 name is Li Mobai. I am an English boy. I2in China with my parents now. I'm tall and strong. I have short brown hair.

    Now, I3  in No. 1 Middle School in Yunyang. I am in Class1, Grade7. I'm the class monitor. I can 4Chinese very well. I5math and music, too. I'm a member of the Music Club. I like 6Chinese songs. Zhang Jie is my favourite star. I like sports very much. At weekends, I often play7 table tennis and basketball with my parents. 8 we go swimming.

    I have many good friends at school. I often 9them study English after school. So they think I'm a(n)10 boy. They all like me very much.

    Do you like me? Do you want to make friends with me?

在建国后开展的哪一运动中，党和国家的民主和法制建设遭到了严重的破坏 （    ）