世界被“发现”以后，人类的联系日益密切和加深。阅读材料，回答问题。

材料一 欧洲探险家和他们的追随者在世界各地的民族之间建立了联系，在全球范围内形成“哥伦布交换”。16世纪伊始，天花、麻疹、白喉、百日咳、流行性感冒使美洲和太平洋岛屿上的土著居民人口数量锐减。小麦、葡萄、马匹、牛、猪等从欧洲来到了美洲。美洲的作物如玉米、马铃薯、番茄、花生等在非洲、亚洲和欧洲生根发芽。人类移民也自愿或者被迫地漂洋过海来到了新的土地上生活。

——据杰里·本特利等《新全球史》整理

材料二

英国经济学家史丹莱·杰温斯描述19世纪中期的英国经济时说：“北美和俄罗斯的平原是我们的粮田；……在澳大利亚和新西兰放牧着我们的羊群；……印度人和中国人替我们种植茶叶，……我们的棉田，长期以来都是分布在美国南方，而现在差不多扩展到地球上各个热带地区去了。”

——周一良、吴于廑主编《世界通史资料选辑》

材料三 （世界性经济组织）对世界经济、特别是对西方国家的经济复兴和发展起到了积极作用，因而被公认为调整当代世界经济贸易和金融的三大支柱。……（它们）的出现标志着战后世界经济全球化趋势的开始。

——彭树智《世界史：现代史编（下卷）》

    My mom works on Saturdays, so every Saturday my aunt, Jenny, takes me somewhere interesting. For example, once she took me to the sea museum, and then she made me do a project (专题研究) about my favorite 1 .

    Last Saturday, Jenny took me to an old people's home. She was a volunteer (志愿者) there, so she 2 went there in her free time. There were a lot of old People there. Jenny introduced (介绍) 3 to some of them. Then she asked me if I would like to read the newspaper to them. I was glad to do that. I read 4 so they could hear me. They said my reading was excellent. I felt really 5 .

    Later, Jenny and I had lunch with them. I sat at a table with one man and two women. During lunch, they told me stories 6 their lives. The man had been a guide. The two women were from other 7  Mrs. Wang came from China, and Mrs. Guleed was from South Africa. They 8 their lives in their hometowns. It sounded different.

    After lunch, Jenny 9 the piano. Some of the people sang along to the music. The people there were very kind to me. I liked them so much that I began to 10 them as Soon as I got home.

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