陕西省靖边县第四中学九年级英语全册《Unit 6 When was it invented 》Section B(3a-Self Check)导学案（无答案）（新版）人教新目标版.doc
Unit 6 When was it invented Section B(3a-Self Check学习目标1. 复习本单元的词汇和句型。词汇：My pleasure .daily ,list ,mention ,by ,by accident ,nearly ,It is said that ,boil ,over ,fall into , remain ,smell ,one of +名词复数 ，less than ,national ,take place ,doubt ,at a low price ,somebody ,translate into all of a sudden .Canadian ，divide , basket , popularity , hero , professional ,the Olympics , divide into ,not only but also , look up to Stop sb from doing sth 。Encourage sb to do sth .句型：1. When was invented ?It was invented in .用来询问某物是何时被发明的？2. Who was it invented by ? 它是由谁发明的？It was invented by sb .它是被某人发明的。3. What was used for ?.是用来做啥的？2.训练写作能力。3.复习一般过去时的被动语态。（见课本后语法部分）学法指导1.学科长组织学员复习并考查本单元的词汇（学科长在晨读课上完成）。2.学科长组织组内学生研读知识导航，把重点记在笔记本上或书上。3.在组长的带领下认真完成3a Self Check 。4.分组比赛完成当堂达标。知识导航学习与交流教学设计（意图、指导、反馈）1 一般过去时态的被动语态1).基本结构：助动词be(was / were)+及物动词的过去分词A thief was caught last night.They were asked to speak at the meeting.2).肯定式：It was made.否定式：It was not made.疑问式：Was it made? No, it wasnt Yes, it was3).特殊疑问式：特殊疑问词+was /were +主语+过去分词+其他 ？When was the sports meeting held ?运动会是何时召开的？2. 动词的过去分词的变化规则分为规则变化和不规则变化。后者要特别记忆，见不规则动词表。前者可按照以下几条规则来变。1.一般的动词，直接加ed。want-wanted2。以不发音e 结尾的，加d 。like - liked .3.以辅音字母加y 结尾的，变y 为 i 再加ed 。study -studied.4.以重读闭音节结尾，并且末尾只有一个辅音字母，双写这个辅音字母再加ed 。stop stopped.自主预习任务一，组长带领学员研读知识导航。任务二，在组长的带领下翻译下列词组。1. 突然，猛地（短语） 2.以低廉的价格3.把。翻译成。4.不仅。 而且。 ,5.钦佩，仰慕6.阻止某人做某事7.鼓励某人做某事。合作与交流任务一，分组比赛完成Self Check 。任务二，老师带学生认真完成3a-3b。然后阅读例文，当堂完成写作。手机的发展史 Cellphones are becoming more and more important in our daily life .Do you know the history of cellphones ? The first cellphone was invented in 1973.At that time ,it was as large as a building brick and much heavier than the cellphone today .Cellphones have many uses .For example ,we can use them to talk to others at any time .We can also use them to take photos or listen to music .I believe that cellphones will become thinner and thinner and the smart phones will take the place of computers in the future .思路点拨：写说明文要注意以下几点：1.总述某物的重要性。 are becoming more and more important 2. 详细简绍某物。The first was invented 3.描述对未来某物的畅想。I believe that will 小试身手计算机在我们的生活中作用越来越大，你知道计算机的起源于发展吗?请你从计算机的发明时间1946 、大小、及用途等方面谈一下它的发展变化，并说明你对未来计算机的畅想。课后反思或教后反思2
