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1、Section B . Material analysis 本课是九年级第一单元第二话题的第二课时,主活动是1a和 2。本课通过谈论各国的人口数量,复习比较级的基本句型,学习高 位数的表达。 1b 通过连线题,训练学生听懂高位数的能力。1c 通过把对话转换为段落来巩固1a的内容。 2 重点学习高位数的读法。 3 让学生通过读图来操练高位数的读法。为了降低1a和 3 的难度,建议将 2 调整到 1a前,作为一个读前的活动。通过谈论各国人口的 现状,引导学生树立正确的人口观念。 .Teaching aims 1.Knowledge aims: 掌握本课的重点词汇和短语,复习形容词比较级的用法,继续
2、学习数字表达。 2.Skill aims: 能听懂高位数字,并作出正确判断。 能通过整合对话内容,提升综合语言运用能力。 3.Emotional aims: (optional) 增强学生对人口问题的认识,了解各国的人口现状。 增强学生关注社会的意识。 4.Culture awareness: (optional) 通过对比发达国家和发展中国家的人口增长情况,引导学生树立正确的人口观念。 . The key points and difficult points 1. Key points: Words and phrases: population, billion, increase, r
3、each, Russia, luckily, policy, measure in developed/ developing countries, have a population of, increase by, carry out, the one-child policy Sentences: (1) It says the world has a population of 6.8 billion. (2) It is increasing by 80 million every year. (3) Which country has the largest population?
4、 (4) Whats the population of the USA.? It s (5) So it is. (6) The population problem is more serious in developing countries. Grammar: Go on learning and using Present Perfect. 2. Difficult points : 能更快更好的听懂和朗读高位数字。 能正确使用数字表达各国的人口现状。 . Learning strategies 通过 1b的匹配练习,提升听的语言技能。 通过 1a的朗读训练,能够准确、清楚地进行朗读
5、,培养语感和自信心。 通过 2的数字练习,能够抓住数字的表达规律。 通过 3的图表描述,能够评价自己的学习情况,找出不足。 . Teaching aids 单词卡片(如: population, billion 等) ;多媒体课件;录音机;世界人口示意图;小黑板。 . Teaching procedures Stage (time period) Interaction patterns Teacher activity Student activity Remarks 1 Revision (2-3 mins) Group work Greeting. T: Hello,boys and g
6、irls! T: Now let s have a competition in groups. Make new sentences by using these words ( “just ”, “never ”, “yet ”, “ever ” and “already ”) within two minutes. Greeting. Ss: Hello S1: I have already finished my homework S2 可以播放数字歌,来复习 简单的数字。 2 Lead-in (2-3 mins) Individual work Present the informa
7、tion about population in different countries. T: Excellent!You have already searched for the information about the population in different countries, havent you? Ss T: OK, who d like to be the first one to share your information? Volunteers? Present the information about population in different coun
8、tries they have collected before class. Ss: Yes, we have. S1: China has a population of 1.3 billion. 培养学生整理信息,传达 信息的能力。 建议:此处可以中英文混 用。 S2: India has 3 Pre-listening (10mins) Class activity individual work. Step 1: Present the new words. T: That s right. China has a population of 1.3 billion. But it
9、is increasing by about 10 million every year. How large Chinese population is! Luckily, China has carried out the one-child policy to control it. Do you know what the population of Russia is? Ss: 143 million. T: Yes, the population in developing countries is larger than that in developed countries.
10、Ss: Step 2: Get Ss to read and guide them to master the rules about how to read the numbers. Ask them to pay attention to the pronunciation. T: China has a population of 1.3 billion. But do you know how to express the large numbers like 1 300 000 000.First lets look at the blackboard. Try to underst
11、and the new words according to the teacher s explanation. Ss: 143 million. Read the numbers, master how to express the large numbers according to the teacher s explanation. 教师应板书所学生词和短 语,以便学生整体把握重 点。 教师可以根据实际情况增 加数字练习环节。 在活动 2 中要引导学生注 意并 列 词 组 间 的语 音 语 调。 218 306 5 366 (Lead Ss to read numbers from
12、the simple numbers to large ones like million and billion 。) S1: Two hundred and eighteen. S2: Three hundred and six. S3: Five thousand, three hundred and sixty-six. (Conclude the rules about how to read numbers.) T: Now, look at these numbers. Can you read them? 736 547 8 736 062 7 198 764 501 (Gui
13、de the Ss to learn the rules of reading numbers. Then practice.) S4: 736 547 seven hundred and thirty-six thousand, five hundred and forty-seven. T: Now, I will ask some other students to read other numbers. S1: Two hundred and eighteen. S2: Three hundred and six. S3: Five thousand, three hundred an
14、d sixty-six. S4: 736 547 seven hundred and thirty-six thousand, five hundred and forty-seven. S5: 8 736 062 eight million, seven hundred and thirty-six thousand and sixty-two. S6: 7 198 764 501 seven billion, one hundred and ninety-eight million, seven hundred and sixty-four thousand, five hundred a
15、nd one. T: You are great. Most of you have mastered how to read the numbers. Please look at the numbers in 2. Read them together. S5: 8 736 062 eight million, seven hundred and thirty-six thousand and sixty-two. S6: 7 198 764 501 Seven billion, one hundred and ninety-eight million, seven hundred and
16、 sixty-four thousand, five hundred and one. Ss 4 While-listening (10 mins) Individual work Step 1: Get the Ss ready for listening. Then listen and finish 1b. T: There are so many people in the world. Right? What s the population of the world? Ss T: Maybe some of us have learnt about it. OK., lets li
17、sten to the tape and finish 1b. T: It s not difficult. Now share your answers Listen and finish 1b. S1: The world has a population of 6.8 billion. S2: China has a population of 1.3 billion. S3: India has a population of 1.1 billion. S4: The USA has a population of 309 million. 回答连线题时,要求学生 使用完整的句子作答,
18、有 助于培养语感,更好地运 用短语和句子。 Class activity with others. Who can try? Step2: Listen to 1a again and pay attention to the pronunciation and intonation and then act out 1a. Listen to 1a and pay attention to the pronunciation and intonation and then role play 1a. 学习语言,读的过程很重 要,教师可以根据班级情 况,分配朗读的方式和时 间。 5 Post-
19、listening (15 mins) Group work Individual work Step 1: Read 1a again, get the Ss to underline the useful expressions and discuss the usage of them in groups. T: Read the conversation again, underline the difficult phrases and sentences. You can look up them in the dictionary or ask your classmates a
20、nd teacher for help. Step 2: Finish 1c according to 1a. T: Now let s read 1a and complete the passage in 1c. T: OK, who can share your answers with us? Read the conversation thoroughly and underline the points they do not understand. Finish 1c after reading 1a. 小组内不能解决的问题, 组间可以互相帮助解决 ,老 师可以适时适当的点拨。
21、该环节教师应提供参考资 料和方法指导,以提升学 生的自学能力和克服难关 的意识。 6 Finishing task 3 Group work Project: Work in groups and discuss the information of the chart in 3. T: Look at the chart in 3 and discuss them. The questions can help you. . Work in group and disuss the information of the chart in 3. 教师合理安排该部分,不 仅可以巩固前面所学,提
22、高学生的口语水平,还能 增强学生对人口现状的了 解。如果时间充裕,可以 在课堂上汇报一下讨论结 果;如果时间不够,也可 以安排成书面作业。 7 Summarizing and assigning homework (3-5 mins) Class activity Step 1: Summarize the important expressions in groups. Step 2: HMK: Write a passage about the current situation of population. Go over the useful expressions learnt th
23、is class. HMK: Write a passage about the situation of population. . Blackboard design The population in developing countries is growing faster. Section B Words and phrases: Sentences: billion, increase, reach, Russia The population problem is more serious in developing countries. have/has a population of. It says the world has a population of 6.8 billion. Increase by Whats the population of the USA? the developed/developing country 309 million. carry out, So it is. the one-child policy 1 300 000 000 218 306 5 366 736 547 8 736 062 7 198 764 501
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