九年级英语全册unit6whenwasitinvented教案3新版人教新目标版

我带领班子成员及全体职工，积极参加县委、政府和农牧局组织的政治理论学习，同时认真学习业务知识，全面提高了自身素质，增强职工工作积极性，杜绝了纪律松散 Unit 6教学目标知识与能力 New words and expressions过程与方法 learn to use Passive Voice in past tense 情感态度与价值观 Love magic nature. Love great inventions.重点难点Try to use passive voice ( past tense ) to describe the invention.Rewrite the sentences using the passive voice.课型 New lesson教学手段 media Step 1 . Warming- up and revision 1. Have a dictation of the new words learned in the last class. 2. Review some main phrases we learned in the last class. Check the homework. 3. Let some Ss tell something about how tea was invented by accident. Tell something about how tea was invented by accident. Step 2 Grammar Focus. 1. Ask students to read the sentences in the Grammar Focus.2. Then ask then to make more sentences according to the focus.Step 3. Grammar一般过去时态的被动语态的构成 英语有两种语态：主动语态和被动语态。主动语态表示主语是动作的执行者，而被动语态则表示主语是动作的教学过程承受者。如：一般过去时被动语态的结构为“主语+ was /were +及物动词的过去分词 (+by+动作的执行者).”。如： Trees were planted last spring.去年春天种了树。We cleaned the classroom yesterday. The classroom was cleaned yesterday.Step 4 Exercise 1. He chose six story books the other day. Six story books _ _ by him the other day.2. A mouse ate half of a cake last night .Half of the cake _ _ by a mouse last night.Step 5. PracticeWork on 4a. 4b.Students do these practices by themselves,the teacher check the answer in class.Step 6. Finish 4c. Decide whether active or passive forms Should be used in these sentences.Step 7. Homework. Do more exercise about the grammar. 板书设计教学反思经