改革开放年代的我国城乡,正在发生着日新月异的巨大变化,随处可见旧貌换新颜的可喜景象。但人们在改造旧貌建设新家园的过程中,却忽略了留住有价值的旧貌,故引出了换新颜勿忘留旧貌这个话题。 The urban and rural areas in our country during the period of reform and opening up are undergoing tremendous changes that are changing rapidly with each passing day. However, in the process of transforming the old building new home, people neglected to retain the valuable old appearance, which led to the topic of changing the color of the old house and not forgetting to retain it.