人教版九年级全册英语Unit 6 When was it invented？SectionA Grammar focus 4a-4c 表格式教案

教学设计
九年级 Unit6 Section A（Grammar Focus-4c）
【教材版本】新目标人教版九年级上册
【单元名称】Unit 6 When was it invented
【课时】Section A Grammar Focus-4c （第3课时）
【课型】Grammar（语法课）
教材分析【本单元话题】
讲述各种发明的历史。
【本单元重点掌握目标】
一般过去时的被动语态。
【教材内容分析】
Grammar Focus主要是对本单元的句型，语法的总结
4a通过把下列句子变成被动语态，训练单元语法知识。
4b 通过词形的正确形式填空，对单元重点词汇及动点语法巩固。
4c用所给词的正确形式填空，通过文章了解电话的发明史。
【通过本单元的学习学生需掌握哪些综合技能】
通过本单元的学习使学生学会谈论各种发明的历史，熟练使用被动语态。
教学目标：
1.语言知识目标：
1）.熟练使用以下词汇、短语和句型：
单词:fridge, low, somebody, translate, lock, earthquake, sudden, bell, biscuit, cookie, musical, instrument
短语： at a low price all of a sudden work on less than
advise sb. (not) to do sth. around the world
句型： When was the zipper invented It was invented in1893.
Who was it invented by It was invented by Whitcomb Judson.
When was tea brought to Korea It was brought to Korea during the 6th and 7th centuries.
What is the hot ice-cream scoop used for It’s used for serving really cold ice-cream.
Alexander Graham Bell invented the telephone in 1876.
The telephone was invented (by Alexander Graham Bell) in 1876.
2）．一般过去时的被动语态的构成及被动语态需要注意的地方。
2. 能力目标: 学会合作探究学习，学习解决难题
3． 情感态度价值观目标：
通过教师的引导，培养学生合作创新的能力。
教学重点：
1.掌握所有重点单词，短语和句型。
2.掌握一般过去时的被动语态。
教学难点：
一般过去时的被动语态的运用
教学方法
1. 小组合作式任务教学法
2. 练习法
教学过程
Step 1Lead in : revision( 5mins )
1. ruler (动词) ___________
2. near (副词) ______________
3. nation (形容词) _____________
4. 偶然；意外地 ______________
5. 发生 ______________
6. 毫无疑问；的确 ____________
7. 跌落 ____________
Step2-Show the aims:
1. 熟练使用重点词汇、短语和句型；
2．一般过去时的被动语态的构成及被动语态需要注意的地方；
3. 情感态度价值观目标：
通过教师的引导，培养学生合作创新的能力。
Step3-Presentation15mins
The telephone _____ ________ _____ Alexander Graham Bell in 1876.
⑥ 贝尔于1876年发明了电话机。
Alexander Graham Bell _________ the telephone in 1876.
学生关着书做，然后翻书检查
2.学生朗读Grammar Focus
3.一般过去时的被动语态的构成
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 year.去年种了树。
1）. 肯定句：
主语 + was/were +及物动词的过去分词 + 其他.
The building was built in 1987.
这个建筑物是在1987年修建的。
2）. 否定句：
主语 + was/were not +及物动词的过去分词 + 其他.
The machine wasn’t repaired yesterday.
这台机器昨天没有修理。
3）. 一般疑问句：
Was/Were +主语 +及物动词的过去分词 + 其他
Was the book written in 1977
这本书是在1977年写的吗？
4、被动语态的用法：
1）. 不知道谁是动作的执行者，或没有必要指出谁是动作的执行者。
e.g. English is spoken all over the world. 全世界都在说英语。
2）. 需要突出或强调动作的承受者。
e.g. This dictionary is used by most students.
这本字典是大多数学生在用的。
5.巩固练习
1）. 拉链是什么时候被发明的？
______ _____ the zipper ________
2）. 它于1893年被发明。
It ______ _________ in 1893.
3）. 它是由谁发明的？
______ _____ it invented ______
4）. 它是由惠特科姆 贾得森发明的。
It ____ ________ ___ Whitcomb Judson.
5）. 贝尔于1876年发明了电话机。
Bell _________ the telephone in 1876.
6）. 电话机在1876年被贝尔所发明。
The telephone _____ ________ _____
Bell in 1876.
Step 4 Practice (15 mins)
1．4a Tell Ss to read the sentences in 4a and rewrite the sentences using the passive voice.
Answers:
1).The fridge was sold at a low price.
2).My camera was stolen from my hotel room.
3).Where were these photos taken
4).We were advised not to go out alone.
5).The book was translated into different languages by different writers.
2. 4b: Complete the sentences with correct forms of the verbs in the box.
Answers: 1). were invited
2). were brought
3). was locked rang
4). were told broke
5). were eaten liked
3.4c: Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.
学生做题时，老师讲解做题技巧，要点，然后订正答案。
Answers:
was invented, was born, worked, learned, was invented, was said, is used
Step 5
Summary5mins
1、 一般过去时的被动语态结构：
2、 Was或were+动词的过去分词