【正文】
教 學(xué) 內(nèi) 容 個(gè)案調(diào)整 教師主導(dǎo)活動(dòng) 學(xué)生主體活動(dòng) Step 1 Warming up Ask: Did you know that all around the world, 3 to 6 billion trees are cut down each year? Have you ever planted a tree? Ask Ss: what’ s the meaning of “ the green life” Step 2 New words amp。 phrases Show Ss some pictures, then teach Ss some new words. dig vt. amp。 vi. 減少,降低 turn off 關(guān)上(開(kāi)關(guān)) recycle vt. 回收利用,循環(huán)利用 wise adj. 明智的,充滿智慧的 cause vt. 導(dǎo)致;造成 take a shower 淋浴 Step 3 roleplay 1. Ask Ss to read the ic strip and then answer the followin