Ⅰ.单词识记 1.___________n.大气;大气层 2.___________n.环境 3.________vi.融化 4.__________n.污染
Module 4 Sandstorms in Asia Period Two Vocabulary and Listening;Everyday English;Function;Speaking and Writing 课件(外研版必修3,课标通用)
atmosphere
environment
melt
pollution