unit4 The earth is ing warmer阅读课件.ppt

⊙ What is it in the picture? It’ s a __________made of glass. greenhouse ⊙ What is it used for? It’ s used for________________, especially during cold weather. growing plants ? How does it work? The air inside is warm because the glass traps the heat from the sun and keeps it from escaping. This makes the greenhouse heat up and so the plants can grow throughout the cold period. The earth is ing warmer —— But does it matter? Reading hot ! ! ! Skim the title: THE EARTH IS ING WARMER – BUT DOES IT MATTER? What is the main topic? What is the main topic? A. The earth. B. Global warming. C. ing warmer doesn ’ t matter. ? Look at the title and the structure of the article. A. Newspaper B. Novel C. Magazine Guess Where does this article most Where does this article most e from? e from? Features of This Magazine Article Features of This Magazine Article 1 title 2 opening paragraph 3 two graphs 4 main text in two columns Look at the title and the structure of the article. A. Newspaper B. Novel C. Magazine Where does this article most Where does this article most e from? e from?