英语人教版九年级全册unit6 section1a-2c.docVIP

Unit6 When was it invented ? Period 1 Section A 1a—2d 一.教学目标:1．知识目标：A.句型 -When was sth, invented? –I think it was invented in 1876. -Who was it invented by? -It was invented by....--What was it used for? -It was used for….B.词汇 Invent, adjustable, scoop, heel, battery, operate, slipper, bulb,?light bulb, microwave, oven.?2．能力目标： 会使用前面说的基本句型谈论重要发明的历史和用途.3．情感目标：热爱伟大的人类发明，培养学生的创造精神，珍惜美好时光。 二.重点和难点：1.重点：学生灵活地运用知识目标中的句型。2.难点：如何用被动语态来谈论重要发明的历史及用途。三. 教法与学法1. 用配以丰富色彩的图片展示，增强学生的兴趣、提高学生的注意力。2. 教学过程中，注重启发引导，通过任务型教学，情景交际，调查讨论等灵活的教学方法，激发学生的学习兴趣，培养学生分析、概括能力。3．采用活动教学法。九年级的学生经过几年学习，已经有了一定的英语基础知识和听说能力和初步的自主、合作、探究、实验的能力，因此，让学生在活动中自主地学习新词汇、重点句型;自主地完成任务,提高解决问题的能力及综合运用语言能力。四.教学程序Step1： 首先向学生呈现电话、薯片、车轮，电灯等图片，问这些东西是谁发明的，在他们给出回答后呈现单词invent并解释其意思。然后学生用英语来表达who invented them.(2 minutes)Step2： Show the four things in Part 1a, and ask them which one was invented first and which one was invented next. 在学生讨论并给出回答后，呈现目标语言was invented 并给出解释被动语态的结构:助动词be+动词的过去分词,然后展示对话When was the computer invented? I think it was invented in....（5 minutes）Step3：do listening practice in 1b.有了前面几个环节的准备,为学生听懂这段对话扫清了障碍.（3 minutes）Step4：呈现目标语言-Who was it invented by? -It was invented by.... Step5：do Pair work in 1c.（5 minutes）--What was it used for? -It was used for….Step 6: do listening practice in2a,2b. 前面的准备为这段听力的练习扫清障碍。（10 minutes）Step7: Role—playing the conversation,2d 15 minutes Step 8: Summing and exercises 5minutes?