【正文】
inue to send people into space? Group A : You are for the topic Group B: You are against the topic. 3. Divide the students into two groups and ask them to work in groups for discussion. Tell them they will hold a debate in class after their discussion. Give some useful expressions and ideas to help the students before the discussion (a few minutes later) Encourage them to hold a debate in class. 設計意圖: 在第三步中學生剛概括完 Part2 的段意 the writer’s witness of the explosion of the Challenger(作者目擊挑戰(zhàn)者號遇難 ),教師就可以問學生: “你們看過了挑戰(zhàn)者號遇難的情景嗎 ”?進而播放挑戰(zhàn)者號遇難的過程,當學生還處在悲痛中時,教師進一步問: “Should we continue to send people into space?” 這幾個環(huán)節(jié)層層緊扣,過渡自然,最后引導學生分組討論和辯論。 學習本文后,學生意識到人類在太空的 探索過程中取得了成就,但也付出了代價。科學家們不畏艱難,為人類探索太空,和平開發(fā)利用 空間資源而奮斗不止的精神鼓舞并激勵著同學們。 Step 5 Homework Make a time line of Chinese space exploration. 設計意圖: 鼓勵學生自主學習,上網(wǎng)去查詢并收集有關(guān)信息和資料。 [來源 :學 ,科 ,網(wǎng) ]