Unit 4 Topic 1 Section D课件2023-2024学年仁爱科普版九年级英语上册

Topic 1 Section D 单击此处编辑母版文本样式 1.能知道一般现在时和一般过去时的被动语态的结构，用被动语态正确回答特殊疑问句。 2.能正确使用本话题的重点短语和句型。 3.能理解文章Where are we？大意，并能正确的解决问题。 学习目标 单击此处编辑母版文本样式 情景话题导入: 1.Do you know BDS？ What is its full name？ 2.Do you know GPS？ What is it used for？ 一、生词速查 　mark　 n.标示；记号；符号→ v.做记号，做标记  mark 预习导学 单击此处编辑母版文本样式 二、短语速记 1.some day 　有朝一日　  2.come true 　实现　  3.during one’s life 　某人的一生　  4.guiding mark 　地标　  5.as long as　只要　  有朝一日 实现 某人的一生 地标 只要 预习导学 单击此处编辑母版文本样式 三、句子速译 1.I wish I could go into space some day. 我希望有朝一日我能进入太空。 2.I hope your dream will come true. 我希望你的梦想将变成现实。 我希望有朝一日我能进入太空。 我希望你的梦想将变成现实。 3.Using the stars， they could find out where they were and in which direction they were going. 使用星星，他们能发现自己在哪里，并且知道他们正在朝哪个方向走去。 使用星星，他们能发现自己在哪里，并且知道他们正在朝哪个方向走去。 预习导学 单击此处编辑母版文本样式 四、想一想 1.What is the key grammar in this topic？ The key grammar in this topic is the simple past passive voice.  2.What is mainly discussed in this topic？ An invention is mainly discussed in this topic.  The key grammar in this topic is the simple past passive voice.  An invention is mainly discussed in this topic.  预习导学 单击此处编辑母版文本样式 被动语态巩固练习 ·导学建议· 做任务前，教会学生最基本的句子结构，让他们学会分辨主谓宾，让学生明白主动语态的主语是被动语态的宾语。 根据要求完成任务 1.Guglielmo Marconi invented the radio in 1895.(改为被动语态) The radio was invented by Guglielmo Marconi in 1895.  The radio was invented by Guglielmo Marconi in 1895.  合作探究 单击此处编辑母版文本样式 2.The digital camera was developed in the 1970s.(对画线部分提问)  When was the digital camera developed？  3.A rocket is used for sending satellites or spaceships into space.(对画线部分提问)  What is a rocket used for？  When was the digital camera developed？  What is a rocket used for？  合作探究 单击此处编辑母版文本样式 4.We can use BDS to help us to find out where we are.(改为被动语态) BDS can be used to help us to find out where we are.  5.John Baird invented the TV in 1926.(改为被动语态) The TV was invented by John Baird in 1926.  BDS can be used to help us to find out where we are.  The TV was invented by John Baird in 1926.  合作探究 单击此处编辑母版文本样式 重点短语