8A Unit 6 Natural disastersPeriod 4 Grammar（1）Title(课题)Natural disasters(Grammar)Type(课型)New新授课Period(课时)4Supporting theories(理论支撑)Aims & demands(教学目标)A: Knowledge (语言知识) 1. 主语+was/were doing.2. 主语+was/were not doing.3. Was/Were+主语+doing? Yes, was/were. No, was/were not.B: Language skill (语言技能)1. To under the basic structures of past continuous tense.2. To master the past continuous tense.3.To correctly use the continuous tense with the time” at that time”，“at 4p.m. yesterday” or “from 2 to 4 yesterday afternoon”.C: Feeling (情感态度)To help the students learn to talk about things that were happening for some time in the past.Key points & difficulties(教学重、难点)1.To use the past continuous tense correctly2.To master use the continuous tense with the time” at that time”，“at 4p.m. yesterday” or “from 2 to 4 yesterday afternoon”.Teaching Methods(教学方法)小组合作法，主体参与法，自主学习法Aids:课前准备（教具、活动准备等）Multi-medium教 学 设 计课前延伸1. Preview the new words of this part and try to master the usage of them.2. Finish the exercises of this part.Teaching Plan(授课计划)Studying Plan(学习计划)Aims(设计意图)课内探究课内探究学StepRevision1. Check the words about weather in groups.2. Give a brief introduction in order to present the new pattern.1.小组合作学单词。2.通过已学时态的练习自然导入新句型。Step II PresentationA. Present the positive sentences using the past continuous tense主语+was/were doing B. Present the negative sentences using the past continuous tense主语+was/were not doing.C. Present the questions using the past continuous tenseWas/Were+主语+doing? Yes, was/were. No, was/were not.利用多媒体图片和关键词让学生感知新句型，调动学生兴趣。（教师引导、学生合作探究。）导Step III Practice1. Ask students to complete Part A12. Ask students to complete Part A2小组讨论探究，降低难度， 提高正确率。练StepIVProductionAsk the students to make sentences with the past continuous tense利用多媒体动画图片让学生运用刚学的语法造句，加深理解，提高能力，让学生学中乐，乐中学。Step Assignment1. Remember the new words and phrases2. Make sentences using the past continuous tense3. Preview the past continuous tensewith “while” and “when”作业少而精，有针对性，做到既巩固所学知识，又有拓展提高。 1