材料一：今天的中国，实现了“嫦娥奔月”、“蛟龙潜海”，在高科技领域取得了骄人的成绩。与此同时，在市场上我们也看到，许多产品标注为中国制造，但研发创新设计、关键部件和市场营销都在国外，每部手机售价的20%、计算机售价的30%、数控机床的近40%，都得支付给国外的专利持有者。
材料二：

结合上述材料，回答下列问题：

春联是中国特有的文学艺术形式，百年来农家百姓对联的内容演化折射出了近现代历史的沧桑巨变。下列春联中，反映改革开放以来的是（   ）
①万里山河归人民，五亿群众庆新生      ②鼓足干劲加油干，放开肚皮吃饱饭
③食堂巧煮千家饭，公社饱暖万人心      ④生意兴隆通四海，财源茂盛达三江
⑤平安富裕小康日，欢乐和谐中国年

    I'm Peter. There are four people in my family. They are my father, my mother, my grandfather and me. I'm twelve. My birthday is on 15th March. My parents are both doctors. They help people. Their birthdays are both in May. My grandfather is old. He is sixty-five. His birthday is on 9th June. He likes reading. I like reading too. I want to be a teacher in the future. I want to teach Chinese in a school.