【正文】
Period Two Step 1. Presenting (ppt 20) Each group takes turns presenting their TV show. 【設(shè)計說明】學(xué)生呈現(xiàn)電視秀,從成果中反 映對上一課時的理解和課后工作的完成情況。 Step 5. Reading about pigeons (ppt1519) Read the passage about pigeons and hold a discussion. (1) Why did the officer write a message in the story? (2) By what means was the message sent? (3) How do pigeons find their way? 【設(shè)計說明】通過閱 讀完成對文章結(jié)構(gòu)以及細(xì)節(jié)的把握。本板塊的教學(xué)以文章閱讀為鋪墊,重在完成計劃、準(zhǔn)備、寫作,呈現(xiàn) 的任務(wù)。 Step 2. A small quiz (ppt 10) Ask students to fill in blanks related to some information about sharks. 【設(shè)計說明】讓學(xué)生對鯊魚的知識猜測產(chǎn)生興趣,有關(guān)鯊魚感官的知識