人教英语选修7 Unit3 Under the sea词汇教学课件（共46张PPT）

(共46张PPT)
选修7 Unit 3 Under the Sea 词汇教学
学习内容：全单元难记词汇（共30个）
学习重点：通过教师创造的谐音+联想法永久性记 住这30个单词的音、形、意
学习难点：1. 如何掌握教师的谐音+联想法并学以
致用
2. 如何掌握四个多义词的词性、意义
和用法
教学方法：任务型教学法
学习方法：个人思考+小组探讨+展示

1. △aquarium [?'kw?r??m]
n. 水族馆；水族箱；养鱼缸
【巧记】a-qu-a-ri-um 拼音+谐音
联想：啊！去啊！瑞额母水族馆
2. anecdote ['?n?kd??t]
n. 轶事；奇闻
【巧记】an-nec-do-te 谐音：俺立刻逗她，讲奇闻轶事。
3. baleen [b?'li:n]
n. 鲸须
【巧记】ba-leen
谐音：我们班的一名叫“柏林”的同学胡须特多，可惜不是鲸须。
4. annual ['?nj??l]
adj. = yearly 每年的；按年度计算的
n. 年刊；年鉴
【巧记】an-nu-al 谐音：阿牛
联想：阿牛每年都到大陆开个人演唱会。
5. witness ['w?tn?s]
vt. 当场见到；目击
n.目击者；证人；证据
【巧记】wit-ness 谐音：为她你死。
联想：为了救她，你就得死，因为你做了证人，提供了证据。
6. accommodation [?k?m?'de??(?)n]
n. 住所；膳宿
【巧记】a-cco-mmo(将cco和mmo看成是一对夫妇)-date(约会，日期)
联想：一对夫妇定下日子约会，给他们提供住所。
【派生】accommodate
v.提供住处，容纳

7. opposite [?p?z?t]
prep. 在……对面
adj. 相对的；相反的
【巧记】op-po-site 谐音+意义
联想：把op（o泡奶）和po（婆婆）放到对面的地方site。
8. yell [jel]
vi. 大叫；呼喊
n.叫声；喊声
【巧记】ye-ll 谐音：爷
联想: ye爷，ll 筷子。爷爷敲打着碗，叫喊着：“吃饭了！”。
9. pause[p??z]
vi. & n. 暂停；中止
【巧记】pa-use 拼音+意义
联想： 怕pa使用use过程中出现问题，所以暂停使用。
10.flee [fli?]
vi. (fled, fled) 逃避；逃跑
vt. 逃离
【巧记】f-lee 谐音：飞离。
联想：逃跑不就是飞快的离开吗？
11. drag[dr?ɡ]
vt. 拖；拉；扯
【巧记】dra-g 谐音：拽胳。
联想：拽胳膊就是拉着胳膊拖着走。
12. depth [depθ]
n. 深（度）；深处
【巧记】de-p-th 谐音：呆不死。
联想：在深井里呆不死才怪！
13. lip [lip]
n. 一片嘴唇
【巧记】谐音：离谱。
联想：她的一片嘴唇厚得很离谱。
14. urge [??d?]
vt. 催促；极力主张；驱策
【巧记】ur-ge 谐音：饿急。
联想：饿急了，催促、驱策快点上 菜。
15. abandon [?'b?nd?n]
vt. 放弃；遗弃；抛弃
【巧记】a-band-on 谐音：一笨蛋。
联想：一个笨蛋被女友抛弃了。
或联想：挂在一条带子上抛弃生命。
16. conservation [k?ns?'ve??(?)n]
n. 保存；保护
【巧记】 con-serve 意义记忆
联想：一起为神服务寻求保护。
17. jog [d??g]
vi. 慢跑
vt.轻推；轻撞
【巧记】谐音：脚跟。
联想：用脚跟慢跑。
18. cell[sel]
n. 细胞；（蜂房的）巢室
【巧记】抓住特点联想记忆：sell cell--出售细胞。
19. aware[?'we?]
adj. 意识到的；知道的
【巧记】a-war-e 想象+意义
联想：a一场，war战争，e眼睛。一场战争过后只剩下一只眼睛，才意识到战争的残酷。
20. vivid ['v?v?d]
adj. 生动的；鲜明的；鲜艳的
【巧记】vi-vi-d 谐音：薇薇的（电视剧中的人物—紫薇）。
联想：薇薇的眼神很生动，衣着很鲜艳。
21. neat [ni?t]
adj. （口）好的；整齐的；匀称的
【巧记】n-eat.想象+意义
联想：学生餐厅里，学生吃饭是好的。衣着整齐，坐得匀称。
22. narrow ['n?r??]
adj. 狭窄的；有限的；狭隘的
【巧记】n—arrow 想象+意义
联想：n门，arrow箭。门只够一只箭通过，真够窄的。
23. suck [s?k]
vt. & vi. 吮吸
【巧记】抓住特点联想记忆：luck-suck. 运气不好，被蛇s吸了一口。
24. scare [ske?(r)]
vt. 恐吓 vi.受惊吓
【巧记】s—care 想象+意义
联想：s蛇，care关心。蛇来关心使你害怕。
25. shallow ['??l??]
adj. 浅的；肤浅的；浅显的
【巧记】sha-llow 谐音：傻了
联想：这个潜水者看到这么浅的水，傻了。
26. steep [sti?p]
adj. 陡峭的
【巧记】谐音：是堤坡。
联想：是堤坡，很陡峭。
27. Antarctic [?n'tɑ?kt?k]
adj. 南极的
【巧记】比较＋联想：南极Antarctic只比北极Arctic多一只蚂蚁ant
28. awesome ['??s?m]
adj. 使人敬畏的；令人畏惧的
【巧记】谐音＋联想：哦，萨达姆令人畏惧。
29. seal [si?l]
n. 海豹；封条；印章
【巧记】sea-l 意义+想象
联想：海上有1只封有印记的海豹。
30. pension [pen?(?)n]
n. 养老金；退休金
【巧记】pen-sion. 意义+谐音
联想：神拿钢笔一挥，就出现了很多退休金。
【派生】 pensioner n. 领取养老金者
答案：1. adj.
2. adv.
3. prep.
4. n.
Ⅱ. 探讨总结重点词的词性和意义：(小组活动，5分钟)
第一组：
1.They were driving in opposite directions.
2.There’s a couple with a dog who live opposite.
3.I sat opposite him during the meal.
4.Light is the opposite of heavy.
第二组：
1. He?witnessed?the?accident.?
2. Neither?witness?told?the?truth.??
3.She?gave?witness?on?behalf?of?the?accused?person.??
4.These?facts?are?a?witness?to?his?carelessness.?
答案： 1. v. 亲眼目睹
2. n. 证人
3. n. 证据
4. n. 可数名词证据
第三组：
1.The road was too narrow for cars to pass.
2.The topic you choose should not be too narrow.
3.The children have a narrow escape in the earthquake.
4.Parents and children should communicate more to narrow the generation gap.
5.The team lost narrowly.
答案：1. adj. 狭窄的
2. adj. 狭隘的
3. adj. 九死一生
4. vt. 缩短， 使变窄
5. adv. 勉强地

Ⅲ. 探究总结重点词的用法：(小组活动，5分钟)
第一组：
1. Her family urged her to find another job.
2. The report urged that all children be taught to swim.
3. We strongly urge on\upon you the importance of this matter.
4. No challenge is more urgent.
5. In case of urgency, call the police.
答案：1. urge sb. to do sth. 敦促某人做某事
2. urge that后的从句谓语用(should) do
3. urge on\upon sb. sth.向某人强调某事的重要性
4. urgent adj. 紧急的
5. urgency n. 紧迫的事，紧急情况
第二组：
1. His family depended on his salary but he had to abandon his job because of his illness.
2. Those who abandon themselves to despair cannot succeed.
3. People were shouting and cheering with abandon.
答案：1. vt. 抛弃
2. abandon oneself to sth. 沉溺于
3. with abandon 纵情地
Ⅳ. 学以致用：总10分钟
ⅰ. 语法填空(小组探讨，3分钟)
1. Recent years ___ _________ (witness) a growing social mobility.
2. He urged that she_____ (study) physics.
3. The_________ (urge) of the situation requires that we
should make an immediate decision.
4. Walking in the forest, he felt __________ (abandon) by the world.
5. The final score of the basketball match was 93:94. We were only _________ (narrow) beaten.
study
abandoned
narrowly
have witnessed
urgency
ⅱ. 根据所给的汉语提示填空(个人思考回答，5分钟)
1. The elderly Russians find it hard to live on their (养老金). ______
2. They are all old-age(领取养老金者)._______
3. Polar bears live mostly on sea ice, which they use as a platform for hunting(海豹). _____
4. The envelope was firmly (密封). _______
5. Do you enjoy living in the （南极洲）? ______
pension
pensioners
seals
Antarctic
sealed
6. They climbed the （陡峭的）mountain inch by inch. _______
7. So （浅的）is the lake that no fish can live in it. ______
8. The most in colour this autumn is （灰色）. ______
9. The baby is (吮吸) its finger. ______
10.The opening between the rocks is very (狭窄). ______
steep
shallow
grey
sucking
narrow
11. I arrived at the airport so late that I （险些）missed the plane. ______
12. He keeps his office （整齐的）and tidy. ______
13. To be an inventor, one needs profound knowledge as well as a very (生动的)imagination. ___
14. He described our campus (生动地). ______
15. Through service learning, students are forced to think beyond their own interests and become （意识到）of the needs of others. ______
narrowly
neat
vivid
vividly
aware
16. The attraction of the moon for the earth causes(潮汐). ______
17. （慢跑）in the morning is a good way to keep fit. ______
18. Most people have come to accept the need for (保护) of natural resources. ______
19. There are many （鲨鱼）in the water. ______
20. He sent me a message, (敦促) me to finish the work ahead of time. ______
tide
Jogging
conservation
sharks
urging
21. I’d like to tell you what I know but my (嘴唇) are (封住). ______
22. He ventured into the (深处) of the forest. ______
23. He (拖) the heavy chest across the floor. ______
24. The black slave (逃离) the cotton farm to join the North Army. ______
25. (迅速放入) the pocket, he fished out a penny. ______
sealed
depth
dragged
fled
Diving into
26. He (中止) the video and went to answer the phone. ______
27. Why are you (喊叫) at me? _______
28. She hurried away in the (相反的) direction. _______
29. The new tourist hotel will have (住宿) for more than one thousand people. _______

30. The last half of the nineteenth century (见证) the steady improvement in the means of travel.

paused
yelling
opposite
accommodations
witnessed
ⅲ. 根据提示写出所给词的适当形式：2分钟
depth 的形容词
2. narrow 的反义词
3. deep 的反义词
4. aware的名词
5. aware的反义词
deep
wide\broad
unaware
shallow
awareness
Ⅴ. 能力提升：5分钟
ⅰ. 英语绕口令：(个人竞赛)
1. In the hall, the shallow challenger shall be allowed to swallow the swallows.
在大厅里，肤浅的挑战者将被允许吞下燕子。
2. The man in neat sweaty sweater seated himself in the rear.
穿整洁的汗湿毛衣的男子在后面就坐。
3. I mean he used mean means in the meantime on the ocean.
我的意思是其间在海洋上他用了卑鄙手法。
4. He conceals the fact that he is jealous of my seal and wants to steal it.
他隐瞒了他嫉妒我的印章并想偷的事实。
5. I threw a row of arrows, which narrowly passed the narrow-minded man’s eyebrows.
我掷了一排箭，箭紧擦心胸狭窄的人的眉毛而过。
ⅱ. 查字典：讲解你所能记住的单词：学生自由发挥（上黑板展示，终极检测）