出国留学网为您整理“2018年上半年英语四级考试听力练习题1”，供您参考!更多相关资讯请继续关注本网站的更新!希望给您带来帮助!祝您顺利通过考试!2018年上半年英语四级考试听力练习题及答案11.A. They are describing a new dustbin.B. They are discussing the protection of environment.C. They are collecting used batteries.D. They are looking forw...