2016-2017学年 人教版 必修三 Unit5 Canada — “The True North”Learning about language 课件(19张)
2016-2017学年 人教版 必修三  Unit5 Canada — “The True North”Learning about language  课件(19张)第4页

1. surround vt.&vi. 包围,围绕 surround ...with ... 使……包围 be surrounded by/with 被……包围 The city is surrounded on all sides by hills. 这个城市被群山环绕。