查人人中国名人网治理环境污染的措施:[英语]!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
来源：百度文库 编辑：查人人中国名人网 时间：2024/05/07 07:43:52
Huaihua is a beautiful city but it has only __history of 30 years
A a B an C the 〔解释〕
A a B an C the 〔解释〕
选A
history属于可数名词，如China is an old country with a long history.
A
A