初中英语人教版八年级下册第二单元

Unit 2 I’ll help to clean up the city park.Section A 1 (1a-2d)一、教学目标：1. 语言知识目标：1) 能掌握以下单词：clean up, city, cheer, cheer up, give out, volunteer, notice, used to, lonely, 能掌握以下句型：①You could help to clean up the city parks.②We should listen to them and care for them.2) 能了解以下语法：情态动词could, should的用法；用should或could提出建议并对别人的建议作出评价。

如何表达主动提供帮助。

二、教学重难点1. 教学重点：1) 掌握这些短语动词的构成和用法：clean up, city, cheer, cheer up, give out,volunteer, notice, used to, lonely2) 学会提供帮助的基本句型：I’d like to work outside.I’ll help clean the city park.You could give out food at a food bank.2. 教学难点：学会提供帮助的基本句型三、教学过程Step 1 Warming up1. 播放学生志愿者进行义务帮助别人的活动视频，通过询问他们以下问题来引导学生们了解社会上一些的志愿们进行的活动。

…Step 2 New words1. city n. 城市2. notice n. 公告牌；通告；布告3. sign n. 标志；信号4. volunteer v. 义务劳动，自愿做volunteer to do sth. 义务自愿做某事e.g. Many people5. clean up 打扫；清除。

6. give out 分发；散发7. cheer v. 欢呼; 喝彩8. lonely adj. 孤独的；寂寞的9. used to 曾经，过去Step 3 Discussion1. 1a. Look at the ways you could help others. Then list other ways.2. Ss discuss with their partners and write the ways one could help others: ①Help plant trees by the river.②Help clean up the city park.③Visit the old people in the old people’s home.④Help young kids to learn English.Step 4 Listening1. T: Tell Ss to read the sentences in the chart. Make sure they know the meaning ofthe sentence2. 1b. Play the recording for the Ss to listen and number the ways the boy and girl could help others.(Key: 3, 2, 4, 1)Step 5 Pair work1. Let Ss read the conversation in the picture.2. 1c. Use the information in the chart of 1b to make other conversations.A: I hope to work outside.B: You could help to clean up the city parks.……3. Let some pairs act out their conversations.Step 6 Listening1. 2a:T: A group of students are planning a City Park Clean-up Day. Listen and check (√) the things they are going to do to tell people about it.1. Look at the pictures in 2a. Discuss the things they are going to do.2. Play the recording for the Ss to listen and check the pictures.3. Play the recording again to check the answers.Answers: b, c, e2. 2b:1. Let Ss read the sentences below. Explain some main sentences for the Ss. Make sure they know what to do.2. Play the recording for the Ss to write the correct words in the blanks.1. We need to _____ ___ ____ a plan to tell people about the city park clean- up.2. Clean-up Day is only two weeks from now. We can’t ___ ___ making aplan.3. We could ___ ___ signs.4. Let’s make some notices, too. Then I’ll ____ them ____ after school.5. We could each ____ ___ 10 students and ask them to come.3. Play the recording again to check the answers.Answers: 1. come up with 2. put off 3. put up 4. hand, out 5. call up Step 7 Pair work1. 2c. Tell Ss to make a conversation using the information in 2a and 2b.2. Let one pair to read out their conversation first.e.g.Step 9 Language points1. They told me stories about the past and how things used to be.used to do sth. 过去常常做某事；表示过去习惯性、经常性的动作或状态，暗指现在已经不存在。

used无人称和时态的变化。

e.g. I used to go to the Youth Center. But I have no time now.我过去经常去青少年中心，但现在我没有时间了。

Grandparents used to tell us stories when we were very young. 在我们小时候祖父母常给我们讲故事听。

2. Yeah, a lot of old people are lonely.lonely adj. 孤独的；寂寞的指精神上感觉孤独、寂寞。

e.g. The old man feels lonely, so he raises a dog.那名老人觉得很孤独，因此他养了一只狗。

3. We need to come up with a plan for the City Park Clean-up Day.need 用作实义动词，有“必要”、“必需”之意，有人称、数和时态的变化，可以接名词、代词、动名词或带to 的动词不定式作宾语。

e.g. The man needs an English dictionary when he works.这个人在工作时需要一本英语词典。

Do you need to see him yourself?你必需亲自见他吗4. clean up 意为“打扫；清理”。

但如果在clean 和up间加个连字符号, 它就是名词了, 意为“扫除”。

e.g. You must give your classroom a good clean-up.你必须对教室进行彻底地打扫。

come up with 提出（观点，看法）。

e.g. He’s come up with a great idea. 他想出了一个绝好的办法。

I came up with a better plan than that. 我提供了一个比那还好的计划。

Step 10 ExercisesⅠ. Fill in the blanks.1. He helps ____ the classroom.A. cleans upB. cleaning upC. clean up2. I took her to the concert to ____.A. cheer up herB. cheer her upC. cheer she up3. Let’s help ___ food at the food bank.A. to give outB. give upC. giving outⅡ. Complete the sentences.1. You’d better _____ ___ ____ (想出) a better plan.2. Who will ________ ___ ______ (自愿回答) this question?3. You could put up a ______ (布告) here.4. With no one to talk to. He _____ very ______ ( 感觉很孤独).5. The life _____ ___ ___ (曾经是) very interesting in my school days. Answers: C, B, Acome up with, volunteer to answer, notice, felt lonely, used to beHomework:Write three conversations about your discussions with your classmates. A: I’d like to he lp the old. What could I do?B: You could give them medical service.？s.。