Recently I have just got a job in a water factory and I started to work yesterday. My colleagues were kind and friendly to me. They showed me arou...

The language develops as the media become various, many years ago, people used the language that was very formal, because most oral language was al...

美国的空气（美国的气候） Fortably温暖，秋季气温凉爽。 几年前，在美国寒冷地区的人没有经常得到新鲜的蔬菜和（在冬季新鲜水果）新鲜水果。然而，今天...