外研版（2019）必修第三册 Unit5What an adventure! 高频词汇课件（一）(共33张PPT)

(共33张PPT)
Unit 5
高频词汇学习(一)
设计说明
本课件依据新教材和新课标的要求，将中英文中思维差异大、高考出现频率高、词义较多、用法灵活的词汇进行了汇总和精讲。
特点创新趣味性导入、追本溯源记单词、多重维度复现单词、遗忘曲线精准练单词、深度学习记忆单词
模块每个词的呈现同中有异，包含导入、详情和练习三个主要模块。具体分为情境导入、词根溯源、语义网络图、精准释义、常见搭配、词块例句、高考链接、学后练习等方面
Unit5 高频词汇一览
charge n.&v.
ahead adv.
permit n.&v.
导入
详情
练习
词源
语义网络图
精准释义
词汇拓展
高考链接
词块例句
charge
charge n.&v.
charge [t ɑ d ] v. & n.
导入
看图，想一想charge是什么意思呢？
词源
根据词源可知，charge名词的词源义是“负荷”，在此基础上衍生出各层释义。
charge和car（车）同源，来自拉丁语carrus（一种两轮货车，即装载货物的车），由这个拉丁语衍生而来的单词都跟“装载、承载”有关，比如cargo（货物），carriage（马车；客车车厢），carry（携带；搬运），career （职业）以及charge。
语义网络图
负荷（基本义）charge
罪名的负荷
金钱的负荷
责任的负荷
负责
费用
指控
电荷的负荷
电量
n
（向……）收费；开价
指控；控告
（给……）充电
（向……）冲；进攻
v
精准释义
n. [U]主管;负责
n. [C] & [U]费用;价钱
n. [C]指控;罪名
n. [C] & [U]电荷;电量
vt & vi 收费;开价
vt 指控;控告
vt & vi (给...)充电
vi & vt (...)冲;进攻
in charge (of sth) 主管，负责
in/ under sb’s charge=in the charge (of sb)
由某人负责/主管
take charge of 接管，掌管
on charge 充电中
free of charge 免费
I’d like to speak to the person in charge.明天我想跟负责人谈谈。
The files were left in your charge. 这些文件由你负责。
Do you know if Linda is willing to take charge of the program
你知道琳达是否愿意负责这个项目吗
词块例句
charge
charge sb. money for sth. 为某事向某人收取费用
charge sb sth (for sth)
charge sb with (doing) sth
be charged with 被指控犯……罪
We won’ t charge you for delivery. 我们免 费送货。
The restaurant only charged me $40 (for wine). 餐馆仅收了我40美元(的酒水钱)
She is charged with murdering her husband. 她被控谋害其夫。
He had forgotten to charge his phone.他忘记了给手机充电。
词块例句
charge
词块例句
Before use, the battery must be charged. 使用前，电池必须充电。
an admission charge of $5 五美元的入场费
Delivery is free of charge. 免费送货。
She rejected the charge that the story was untrue.她否认了说她编造事实的指控。
She was arrested on the charge of theft. 她因被指控偷盗而被捕。
a positive / negative charge正/负电荷
词汇拓展
charger n [C] 充电器
I didn't understand 20 this would happen and my credit card had already been charged 21 the reservation.(高考 广东卷 2014 语法填空)
Depending on the type of allergies and/ or dietary requirements, an extra charge may be made for providing special food.(高考 天津卷 2016 阅读)
该词在历年高考真题中出现80次
高考链接
练习
一、在空白处填入1个适当的单词或用括号内单词的正确形式填空。
1. They wanted to charge $5,000 ____ the car, but we managed to
bring the price down.
2. We’ve had a discussion about whether an entrance fee should _________(charge) for parks.
3.I wonder if there’s a service charge _____ our meal. (2011上海)
for
be charged
for
练习
二、根据所给提示完成下列句子。
4. We also have a swimming pool, which is open all day and _______________ (免费的). (2007全国书面表达)
5. I was appointed to be __________(负责) arranging all the activities
on that day. (2011 天津书面表达)
free
of charge
in charge of
练习
三、在横线上写出画线词的汉语释义。
6. Any driver found drinking beyond the limit will be charged.(2011福建) 指控;控告
7. How long does it take the battery to charge up an iPhone (2009湖南) 给某物充电
8. One moment it was quiet and calm in the forest , the next, the air
was charged with tension(紧张气氛).(2014重庆) 充满.....
练习
9. Admission is at normal charges and you don’t need to book. (2015全国). 费用
10.I agree to his suggestion on the condition that he drops all charges.(2010辽宁) 放弃指控
导入
详情
练习
精准释义
词汇拓展
高考链接
词块例句
ahead
ahead adv.
导入
ahead [ hed] adv.
看图，想一想ahead是什么意思呢？
精准释义
adv. 向前；在前；领先
词块例句
ahead of在……前面；早于；领先
ahead of time提前
look ahead向前看；为将来打算
go ahead前进；（用于祈使句）可以；往下说
go ahead with 开始做，着手做
The road ahead was blocked.前面的路被封了。
We've got a lot of hard work ahead.我们往后还有很多艰苦工作要做。
ahead
词汇拓展
记忆技巧：a 在…，…的 + head 前端 → 在前
a- (副词前缀) + head (头部) → 前头、在前
Although popular beliefs regarding emotional intelligence run far ahead of what research can reasonably support, the overall effects of the publicity have been more beneficial than harmful.(高考 全国新高考I卷 2021 阅读)
We reached the stream, and they unwillingly walked ahead.(高考 天津卷 2018 阅读)
该词在历年高考真题中出现59次
高考链接
练习
一、根据所给提示完成下列句子。
Go ahead ________ your story；we are all ears.开始讲你的故事吧，我们洗耳恭听。
John kept ________ the other runners and won at last.约翰一直领先于其他跑步选手并最终获得冠军。
The time has come when we should ___________ the future.是时候我们来设想一下未来了。
with
ahead of
look ahead to
permit
导入
详情
练习
精准释义
permit v.
词汇拓展
高考链接
词块例句
导入
permit [p m t] v.
外国人在中国居住和工作，需要有居留许可证(residence permit)、就业证(work permit)。如果你在外国留学期间工作，也需要有许可证。我们在Unit 1学的单词permission，就是由permit转化而来。
residence permit 居留许可证
work permit就业证
精准释义
vt. 许可；准许 to allow sth to happen or sb to do sth
vi. & vt. (使) 成为可能
n. [C] 许可证；执照
反 forbid
permit sb sth允许某人做某事
permit sb to do sth允许某人做某事
permit doing允许做某事
Please permit me a few words. 请允许我说几句。
He permitted me to retake the test, and I pulled my grade to an A. 他允许我重新参加考试，我的成绩因此提高到了A。
Hikers need a camping permit for overnight stays in the park. 远足者要在公园过夜必须有野营许可证。
词块例句
permit
Mobile phone conversations are not permitted anywhere in the library. 图书馆内任何地方都禁止使用手机打电话。
I’ll pick you up at the airport if time permits. 如果时间允许的话，我会去机场接你。
We’ll start tomorrow, weather permitting (= if the weather is good enough). 天气允许的话，我们明天出发。
The password permits access to all files on the hard disk. 这个密码可调出硬盘上的所有文件。
词块例句
记忆技巧：per 自始至终 + mit 送，放出 → 始终〔允许〕发送 → 许可
现在分词： permitting过去式： permitted 过去分词： permitted
permit和allow的用法相似，permit是正式用语；指天气、时间等客观因素允许时，只能用permit。
permission n.许可；允许 ask for permission请求许可
without permission未经许可，擅自
with one’s permission经某人允许
词汇拓展
反 forbid
The California Department of Motor Vehicles began giving permits in April for companies to test truly self-driving cars on public roads. （高考 北京卷 2018 阅读）
Italy is the latest Western European country trying to control a growing immigrant (移民) population by demanding language skills in exchange for work permits, or in some cases, citizenship.(高考 浙江卷 2017 阅读)
该词在历年高考真题中出现39次
高考链接
一、在空白处填入括号内单词的正确形式。
1. No pets except fish ___________ (permit) in student rooms. (2015 天津)
2. The party will be held in the garden, weather ___________ (permit). (2012 全国改)
3. Passengers are permitted _________ (carry) only one piece of hand luggage onto the plane. (2011 天津改)
4. I was the first Western TV reporter ___________________ (permit) to film a special unit caring for pandas rescued from starvation in the wild. (2016 全国)
练习
permitting
to carry
are permitted
permitted / to be permitted
练习
5. — What are you going to do this weekend
— It depends. If time ___________ (permit), I may go to Shanghai with my friends. (2012 福建)
6. Visitors wishing to leave the Castle for refreshments (点心) in the town may obtain re-entry ___________ (permit) from the castle shops. (2010 天津)
permits
permits