九年级英语九单元1课时.docx

1、九年级英语九单元1课时九年级Unit 9 When was it invented? 第一课时： New words Teaching and Learning Goals： Learn the new words of Unit9 . Memorize the words by reading and using them. Learn the use of them and try to spell the words in this unit. Students try to learn how to read and remember the words and phrases, an

2、d how to learn individually and collectively.Teaching and learning steps Step 1:Learn to read the words on P152 and P1531. Students try to read the words using the phonetics by themselves. 2. Then read with their partners in groups.3. Get some individual students to read and correct their pronunciat

3、ions. Follow the teacher because they can hear the teacher pronounce the word clearly and correctly.4. Read after the tape.5. Read aloud and the teacher walks around to see if they have any question. Get some individual students to read again to see if everyone can read correctly. (设计意图：利用音标读单词是一种能力

4、，9年级学生已初步具有这种能力。让学生学会试读单词是一种学习习惯的培养，首先学生自己根据音标字读单词，并标出试读时有困难的。接着两人一组或以小组为单位解决遇到的困难。然后找单个同学读单词，教师及时更正错音，帮助学生正音。最后让学生跟录音读。如此几步的学习，大多数学生可以熟悉单词的读音，正确试读出单词。最后还是不会的同学，就给他们找“老师”，他们组的组长就是他们的“老师”，负责课下教会他们。单词的学习坚持从个体同伴小组整体的原则，培养学生自主学习和小组互助学习的能力。尽量培养学生不用音标也能读单词的能力。)Step 2: Learn to remember words on P152-153一.

5、 Remember the words by looking at pictures. calculator I have a calculator. scoop These scoops are beautiful. battery slipper slippers light bulb Light bulb was invented by Edison. microwave oven chef beverage I like this beverage. bush pie flying disk bakery lemon Lemons are sour. cookie Cookies ar

6、e delicious. abacus The abacus was invented by Chinese. binoculars Tom has a pair of binoculars. wooden The window is wooden. basket metal hoop backboard court二. Remember the words by matching itself with its meaning.1. be used for 电池供电的 2. battery-operated 用来做3. by mistake 根据4. according to 错误地5. b

7、y accident 落入，陷入6. fall into 这样7. in this way 与相撞8. knock into 偶然地，意外地三Remember the words by their similar pronunciations and forms. 1. hour our sour2. meat beat heat3. tie pie4. bank rank5. low below6. development equipment7. push bush四Remember the words by conversion(转换) 、complex words （合成）and der

8、ivative（派生）1. invent 发明 v inventor 发明家 n invention 发明 n2. calculate 计算 v calculator 计算器 n3. be used to 用来做 加to do be used for 用来做 加doing4. operate 操作 v operation 操作，手术 n5. heat 加热 v hot 热的 adj6. crisp 薯片 n crispy 脆的 adj7. salt 盐 n salty 咸的 adj8. produce 生产 v production 生产 n9. pleasant 令人愉快的adj pleas

9、ure 快乐 n please 使愉快 v pleased 快乐的 adj10. active 活动的 adj activity 活动 n11. create 创造 v creative 有创意的 adj12. develop 使发展 v development 发展 n13. worldwideworldwide 世界范围的 adj14. equip 装备 v equipment 装备 n五. Remember the words by their Chinese meaning. 1. ancient 古代的；古老的 2. mixture 混合物3. throw 投，掷 4. taste

10、味道，风味5. century 世纪，百年6. below 在的下面 7. towards 向着；朝着8. rise 上升；达到较高水平等 9. remain 留下；被遗留 （设计意图：记忆单词的方法很多，利用多种手段和多种形式呈现给学，来吸引学生的兴趣，降低难度扩大学生的词汇量。）Step 3: Consolidation of words Give the students a few minutes to try to memorize the words first . 1.Get the students to read the word by looking at the Chin

11、ese. Then look at the Chinese and say English.2. Then get them to work in pairs to spell the words or write down the words with the Chinese given in guide books. Underline the words they havent grasped.3. Get the students to have a short dictation about the important words and phrases. If they cant

12、, dictate after class in groups. （设计意图：此环节为巩固单词。通过提问或使用助学默写的形式来对单词加以巩固。这一环节有少部分的学生往往不达标，需要利用自习课或课余的时间让小组长跟踪检查，尽量能让全部学生顺利过关。）Step 4 : Read the story and translate into Chinese:1. Get the students to read the story, and underline the new words.2. Translate the story into Chinese in groups of three.3.

13、Read the story fluently by themselves. Step 5 Mind map思维树1. Get the students to read the mind map and fill in the mind map according to the story , they can discuss in groups. 2. Get the students to retell the story using the mind map. 设计意图：把故事和思维导图结合起来，让学生加深对本单元词汇和短语的理解，使学生对词汇从逻辑范畴上记忆词汇。进一步把词汇和具体语境

14、的连接起来，巩固对词汇的记忆。Step 6 当堂检测1按要求写出下列单词。1. invent ( 发明者） 2. rise（过去分词） 3. salt (形容词） 4.activity(形容词） 二汉译英1.电池供电的_ 2. 用来做_3. 根据_4. 错误地_5. 落入，陷入_6. 这样_7. 与相撞_8. 偶然地，意外地_三根据括号中的首字母提示写单词, 完成句子。1. About 5000 cars were p_ in the factory last month. 2. This class is too large. We shall have to d_ it. 3. The price of oil has r_ to $100 a bucket. 4. Of the 7 brothers only 4 now r_, the rest are dead. 5. She was wearing a new dress, but he didnt even n_ it. 6. After reading the letter, he t_ it in the waste-paper basket. 7. Please k_ on the door before entering.8. I hope wer