Unit2 Water 第1课时 基础知识及拓展(课件)-2021-2022学年八年级英语下册同步备课系列(牛津上海版)

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名称 Unit2 Water 第1课时 基础知识及拓展(课件)-2021-2022学年八年级英语下册同步备课系列(牛津上海版)
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更新时间 2022-02-18 13:58:37

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(共46张PPT)
Lead in— 脑筋急转弯
Q: 一只蚂蚁居然从四川爬到了东京,可能吗
A:地图上爬
沪教版 英语 八年级 第二学期
Snow and Ice Knowledge 冰雪知识
Skeleton
钢架雪车
沪教版 英语 八年级 第二学期
网友因其英文名称还调侃:“雪道的尽头是骨科”。
闫文港
2022北京冬奥会铜牌获得者
Words and expressions
Ⅰ. Words.
1.washbasin n. 洗脸盆
e.g. Water was pouring into the washbasin. 水正在流入洗脸盆。
2. vanish v. 消失,突然不见
e.g. I thought it would rain, but the clouds have vanished and it's a fine day.
我原以为天要下雨的,可是云消失了,是个好天。
【常用搭配】 vanish into the air/from sight消失不见
vanish in darkness在黑暗中消失 vanish into nothing化为乌有
3. drain n.下水道
e.g. Your kitchen drain has become blocked by tea leaves. 你家厨房的下水道被茶叶堵住了。
4. freeze v. 突然停止,惊呆
e.g. Fear made him freeze in his tracks. 恐惧使他突然停止前进。
He froze in front of the audience. 他在观众面前吓呆了。
【知识拓展】 freeze v. 冷冻,冷藏(食物)
e.g. Not all fruit and vegetables freeze well. 并非所有的水果和蔬菜都适合冷藏。
5. impatient adj.不耐烦的,急躁的
e.g. As a nursery teacher, you mustn't be impatient with the children. 作为幼儿园教师,你不该对孩子急躁。
【知识拓展】 patient adj. 有耐心的
e.g. She is so kind and always patient with those naughty children. 她对这些淘气的孩子们是如此和蔼、有耐心。
patience n. 容忍,耐心
e.g. I have no patience with him again. 我对他不再有耐心了。
6. obey v. 服从,顺从
e.g. Soldiers have to obey orders. 军人必须服从命令。
A car obeys the driver. 车子由司机控制。
7. faint adj. 微弱的
e.g. He felt faint for lack of food. 他因饥饿而晕倒了。
She fainted because of the heat. 她热昏了。
8. float v. 漂浮,浮动
e.g. Phillip, can you see something red floating in the distance on the water
菲利浦,你看见在远处有个什么红色的东西漂浮在水上吗?
A feather floated down on the wind. 一根羽毛随风飘落。
9. comfortably adv. 安乐地,舒适地
e.g. He sat comfortably in his armchair. 他舒服地坐在扶手椅上。
【知识拓展】
comfortable adj. 舒适的,舒服的
e.g. She lives a comfortable life. 她过着舒适的生活。
comfort v. 安慰,鼓舞 n. 安乐,舒适,安逸
e.g. He lived in comfort. 他过得很舒服。
She comforted the sick child. 她安慰这个生病的孩子。
10. view n. 景色,风景
e.g. I have a very good view from the tower. 我从塔上望出去,景色非常好。
The house has a view over the sea. 这房子面向大海,视野开阔。
We came in view of the lake as we turned the corner. 我们转过弯就能看见那个湖了。
11. speed v. 加速,加快
e.g. The ambulance sped to the hospital. 救护车快速开往医院。
He was arrested for speeding. 他因超速行车而被捕。
指点迷津: speed, hurry
(1) speed指快速的运动或行动。
e.g. The train sped through the countryside. 火车从乡间飞驰而过。
Postal workers laboured overtime to speed delivery of the Christmas mail.
邮电工人加班加点以加快圣诞节期间信件的发送。
(2) hurry意指比通常快得多的速度,经常伴随着混乱或骚动。
e.g. If you don't hurry, you'll miss the plane. 如果你不迅速些,你将会错过班机了。
Don't let anyone hurry you into making a decision you'll regret later.
不要在任何人的催促下作出你以后会为之后悔的决定。
12. relax v. 放松,休息
e.g. I relaxed there for a few days. 我在那个地方休息了几天。
13. treatment n. 对待,处理
e. g. His treatment of the animal was cruel.他对待这只动物很残忍。
The doctor's treatment cured him. 医生的治疗使他的病痊愈了。
14. works n. 工厂
e. g. The steel works is closing down. 那家钢铁厂要关闭了。
There has been an accident at the works. 那家工厂出了一次事故。
15. thorough adj. 彻底的,完全的
e. g. They made a thorough search for the lost ring, but didn't find it.
他们仔细地寻找过那枚丢失的戒指,可是没有找到。
【知识拓展】 thoroughly adv. 十分地,彻底地
e. g. The work had not been done very thoroughly. 这个工作做得不太彻底。
16. sewage n. 污水,污物
e. g. chemical treatment of sewage对下水道污物的化学处理
If we love Shanghai, we must stop dumping sewage into the water.
如果我们热爱上海,我们必须停止往水里倒污水(物)。
17. plant n. 工厂,车间
e.g. When the plant closed down, many factory workers lost their jobs. 工厂关门了,很多工人失业了。
【知识拓展】 plant n. 植物
e. g. Trees and vegetables are plants. 树和蔬菜是植物。
18. pump v. 用泵输送
e. g. The villagers had pumped the well dry and could get no more water.
村民们已把井水抽干了,再也抽不出水来了。
He pumped up his tyres. 他给车胎打足了气。
【知识拓展】 pump n. 泵;水泵
e.g. in flat tyres with a pump用气泵给轮胎充气
19. precious adj. 宝贵的,贵重的
e. g. Nothing is more precious than friendship. 没有什么比友情更宝贵的了。
She talks about nothing except her precious car. 她句句离不开她那宝贝汽车。
20. liquid n. 液体
e. g. Water is both a fluid and a liquid. 水既是流体又是液体。
If you add too much liquid, the mixture will not be thick enough. 如果你加入的液体太多,混合液的浓度就不够。
21. reply n. 答复,回复 v. 回答,答复
e. g. Adrian nodded in reply to my question. 对于我的提问,阿德里安点头表示同意。
A lot of people replied to our advertisemen. 有许多人对我们的广告作出了反应。
【常用搭配】 in reply (to)为答复……;作为对……的答复
make (no) reply(不)作答复 reply for sb. 代表某人作答辩/答谢祝酒 reply to回答,答复
指点迷津:anwser, replay
(1) answer较常用,如:answer a question (the door bell, the phone, the letter, etc.)
e.g. He has answered my letter.(此句仅表明他回了我的信。说明他已经收到我的信。)
(2)而reply则较正式,意指经过深思熟虑后答复对方的问题和论点。
e.g. He has replied to my letter.(此句表明他将我信中的问题都一一回答了。)
22. there n&adv. 那个地方,那点
e. g. I thought I heard a voice in there. 我想我听到了里面有声音。
If John sits here, Mary can sit there. 约翰要是坐在这儿,玛丽可以坐在那儿。
23. strange adj. 奇怪的,奇特的
e.g. My mother told me not to talk to strange men. 我妈告诉我不要和陌生男人交谈。
Ⅱ. Daily expressions. 日常表达
1. pour into倒入,涌入
e.g. Please pour some water into my glass. 请帮我的杯子里倒点水。
Pour the milk into a jug. 把牛奶灌进壶里。
People poured into the hall. 人们涌进大厅。
2. look round=look around环顾四周
e. g. He looked around but saw nobody. 他往四周看,可是没看见任何人。
【知识拓展】
look at看,朝……看 look after照料
look back(与on,to连用)回想,记起 look down on轻视,看不起
look for寻找 look forward to盼望,期待
look like看起来像 look on/upon看作
look out注意,当心 look out of朝……外看
look over翻阅,浏览 look round环视
look through从头看完,透视 look up在书中查到,查阅(词典)
look up and down上下打量
3. enjoy the view欣赏风景
e.g. Foreigners like enjoying the night-views in Shanghai when they travel to China.
外国人到中国来旅游就喜欢到上海来赏夜景。
4. finish with完成,结束
e.g. He finished with the work. 他完成了这项工作。
He finished the performance with a song. 他以一首歌曲结束了表演。
5. drop…into… 把…扔到…
e.g. Don't drop rubbish on the ground, you should drop it into the litter bin.
不能把垃圾扔在地上,你应该把垃圾扔到废物箱里。
【知识拓展】 drop into sth. 偶然访问(某人或某地),顺便访问
e.g. Sorry, we're late-we dropped into a pub on the way. 对不起,我们迟到了——我们中途到酒馆去了。
6. speed down快速下滑
e.g. That young climber sped down the cliff into the valley. Luckily, he didn't lost his life,
那个年轻的登山者顺着悬崖跌至了山谷,所幸的是,他没有死。
7. carry … to… 把…带到…
e.g. Simon carried the suitcase to the Smith's. 西蒙把手提箱送到史密斯先生家。
You needn't carry the luggage to your room, our removal will help you.
你不用把行李亲自搬到房间,我们的搬运工会帮你的。
8. pump…into… 把…抽吸到…
e.g. Push the button, the water in the toilet will be pumped into the drain.
按下这个键,马桶里的水就会被抽到管道里。
9. remember not to do sth. 记得不要做某事
e.g. You must remember not to pollute the environment. 你必须记住不能污染环境。
10. mean by… 意思是…
e.g. What do you mean by saying that 你那样说是什么意思?
随堂小练一
I.Fill in the blanks with the given words in their proper forms.
1. The boy is lying on the bed (comfortable) and listening to music.
2.My brother is always (patient) when he is doing his homework, so he always makes mistakes.
3. The man's (work) became famous after he died.
4. The boss has a plan to use fewer workers to do (much) work.
5. Ken's voice sounded (puzzle) when he heard a strange voice.
II.Choose the right word to complete the sentence.
1. It is unhealthy for children to add too much sugar (to / for) the milk.
2. Do you know the chemical symbol (to / for) Oxygen
3. What do the women tourists mean (in / by) saying that
4. Our English teacher told us what the word meant (in / by) English.
5. Professor White is talking (about / with) Simon about his plan.
【keys】
1. comfortably 2. impatient 3. works 4. more 5. puzzled
Ⅱ.1.to 2. for 3. by 4. in 5. with
Important Sentences structures
1. It's not easy for me to get here.
It is十adj. +for sb. (of sb. )to do sth.(对事加以评论/对人加以评论)
在这个句型中,it是形式主语,而句子真正的主语是后面的不定式短语
e.g. It is difficult for you to read through this book in a week or so. 对你来说一星期左右看完这本书有困难。
It is useful for you to learn how to use the computer. 学习使用计算机对你有益处。
2. I waited there until you called me, and here I am.
until表示持续做某事,用延续性动词。not…until表示“直到……才”,可以用瞬间动词。
e.g. The baby didn't stop crying until he saw his mother. 那个婴孩直到看到妈妈才不哭。
We had dinner until 8:30 p.m. 我们吃晚饭一直到8点半。
3. Then it was time to get cleaned up.
It's time to do sth. 表示“是做什么事情的时候了”。它也可以用另外一种句式表达:It's time for sth.
e.g. It's time to have dinner.
=It's time for dinner. 是吃晚饭的时候了。
It's time for you to go to bed. 你该睡觉了。
It's time to go to school.
=It's time for school. =It's time for us to go to school.
=It's time for going to school.该上学了。
4. When you've finished with me, I'll go to a sewage plant.
用will表示将来发生的动作或状态。
e. g. -Will you join us 你要加入我们吗?
-Yes, we will./ No, we won't. 是的,我们要。/不,我们不要。
Jane's father will give her a beautiful skirt as her birthday present.
珍妮的爸爸要给她一件漂亮的裙子作为她的生日礼物。
【知识拓展】 注意will与be going to的区别:
(1) be going to表示事先打算,有意图要发生的事。
e. g. I am going to play table tennis with my friends this afternoon.
(2) be going to还表示客观情况下(非主观打算)即将要发生的动作。
e. g. The weatherman says it is going to rain tomorrow.
ⅠRead and choose the best answer.
( )1. Tai Mountain is the most famous mountain in Shandong.
A. The B. An C. A D. /
( )2. There are trees in my neighbourhood. We should plant some more.
A. a lot of B. few C. a little D. little
( )3. It's time a rest. You have read the story book for a long time.
A. to have B. having C. has D. had
随堂练习二
( )4. Don't harmful chemicals into the river or lake.
A. bring B. take C. rush D. pour
( )5. The lights are still on in the lab. Please remember before leaving.
A. turning them off B. to turn them off
C. turning off them D. to turn off them
【keys】
Ⅰ.1.A 2.B 3.A 4.D 5.B
考纲词汇梳理
Before they graduate from universities, these volunteers with the united uniforms are all pleased to serve all the visitors from all over the world.
在大学毕业前,这些穿着统一制服的志愿者都乐意为全世界的游客服务。
【拓展1】
graduate v. 毕业 n. 毕业生
【拓展2】
volunteer v.志愿做 n. 志愿者 voluntary adj.自愿的,自发的
volunteer to do sth. 志愿做某事
【拓展3】
be pleased to do sth. 乐于做某事
【拓展4】
all over the world= all around the world 全世界
2. Though it is true that it is quite convenient for anyone to search and find the information on the Internet, it is still necessary to judge whether the information is right or wrong. 尽管任何人的确都能很方便地再网上查找信息,但是判断信息的对错是必要的。
【拓展1】
Though/ although 不可以与but 连用,同为连词,两个句子只需一个连词来连接,在让步状 语从句中,yet和still作为副词,可以与之连用。
【拓展2】
quite adv.相当 可修饰形容词
固定搭配:quite a few= many quite a little= much
【拓展3】
convenient adj.便利的 inconvenient adj.不便利的
convenience n.便利 inconvenience n.不便
【拓展4】
information un.信息
message cn.消息,口信 leave sb. a message 给某人留个口信
【拓展5】
judge v. 判断 judgement n.判断
【拓展6】
whether 与or not搭配使用
3. The angry mother warns her daughter if she dare throw her toys and rubbish everywhere again, she will beat her. 生气的妈妈警告女儿如果她敢把玩具和垃圾扔得满地都是,她将打她一顿。
【拓展1】
warn v.警告 warning n.警告
warn sb. not to do sth. 警告某人不要做某事
【拓展2】
dare 敢。用法同need
(1)作实义动词时,dare (not) to do sth. (不)敢做某事
(2)作情态动词时,dare (not) do sth. (不)敢做某事
【拓展3】
beat sb. 打某人;打败某人 同意词组:defeat sb. 打败某人
win a prize 赢得一个奖项 win a game 赢得一场比赛
4. The airport didn't apologize to all the passengers for the delay of the flight until all the passengers had waited for almost 6 hours so some of the passengers decided to write a letter of complaint. 航班误点,机场直到所有的乘客等了6个小时后才向乘客道歉,因此一些乘客决定写投诉信。
【拓展1】
apologize v.道歉 apology n.道歉
apologetic adj.道歉的,赔罪的
apologize sth. to sb. for sth. = make an apology to sb. for sth. 为某事向某人道歉
【拓展2】
delay v./ n.推迟= put off
【拓展3】
wait for sb. 等待某人 wait at the bus stop for the bus 在公交站台等公交车
【拓展4】
complain v. 抱怨 complaint n.抱怨
complain to sb. about sth. 向某人抱怨某事= make a complaint to sb. about sth.
愿君皆有所获,皆有所得