词汇：变化与生活发展相关表达 — 英语填空题

根据句意及首字母提示补全单词：Great changes have t_____ place in my hometown. The streets used to be narrow and dirty, but now they are wide and clean. People's living c_____ have improved a lot, and almost every family has a c_____ (电脑) at home. We take p_____ in the rapid development of our country.