外研版（2019） 选择性必修第四册 Unit4 Everyday economics高频词汇课件（一）（24张PPT）
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| 名称 | 外研版（2019） 选择性必修第四册 Unit4 Everyday economics高频词汇课件（一）（24张PPT） |  | |
| 格式 | pptx | ||
| 文件大小 | 2.3MB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 外研版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2023-03-07 11:06:47 | ||
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(共24张PPT)
Unit 4
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
Unit4 高频词汇一览
purchase v.&n.
expense n.
导入
详情
精准释义
词块例句
expense n.
高考链接
词汇拓展
expense
词源
练习
要留意细小的开支。小洞沉大船。
这句话是美国政治家、物理学家本杰明·富兰克林的一句名言。相当于中国的谚语“千里之堤，溃于蚁穴”。他提醒我们不要忽视小的细节，也许就是这些被忽视的小细节会导致无法挽回的结果。
expense[ k spens] n.
导入
expense 花费
来自expend, 花费
词源
精准释义
n. 支出;费用;代价
spare no expense
cut down on one’s expense
living / household / daily expenses
cover one’s daily expenses
I don’t think we can afford the expenses.She always travels first-class regardless of expense.无论费用多高她总是乘头等舱。
The results are well worth the expense.有这些结果花的钱很值。
Running a car is a big expense.养一辆车开销很大。
词块例句
at sb’s expense 由某人付费 / 负担费用:
at the expense of 以……为代价:
I published a book at my own expense.
He finished the job at the expense of his health.
词块例句
同族词：spend-expend- expense.-expensive
expensive adj. [ k spens v] 昂贵的;花钱多的;价格高的
比较级： more expensive最高级： most expensive
派生词： expensively adv.
记忆技巧：ex 出 + pens 花费 + ive …的 → 要花钱的 → 昂贵的
词汇拓展
With food our biggest weekly household expense, Susanna and Matt spend time with a different family each week.(高考 全国卷I 2018 阅读)
]Whether you're looking at wallpaper or paint, the time, effort and relative expense put into it are significant.(高考 全国卷I 2018 阅读)
该词在历年高考真题中出现21次
高考链接
根据汉语提示完成下列句子。
1. Too often, when giving a speech, people focus on the “public” _____________（以……为代价）the “speaking”.（2020 山东改）
2. If the printer should break down within the first year, we would repair it ____________（由我们承担费用）. （2009 天津改）
3. To earn some money to pay the ____________（日常开支）, I started work in a local café as a waiter.（2014 上海）
4. The woman gave up her dream to be a gym teacher as she _______ _______________（负担不起费用）.（2009 湖北改）
练习
at the expense of
at our expense
daily expenses
afford the expense
couldn’t
导入
详情
练习
精准释义
词块例句
高考链接
词汇拓展
purchase
purchase n.&v.
导入
词源
练习
purchase [ p t s] n.&v.
导入
purchase是把东西放进购物车里，购买
构词：pur- (forth 向前) + chase (to run after) → 向前追赶 → 获得、得到 → 买到
词源
精准释义
vt. [正式用语] 买；购买；(以努力等) 换得
n. [U] & [C] [正式用语] 购买；购买的物品
正式用语
正式用语
purchase sth. from sb. 向某人购买某物
make a purchase采购
purchase and sale 买卖
That’s really a good purchase. 这个买得真值啊！
Tickets may be purchased in advance from the box office. 可以预先在售票处买票。
They purchased freedom with their blood. 他们以鲜血换得了自由。
词块例句
purchase
在英语写作中，学生普遍的做法是用自己熟悉或者自己最常用的词来表达观点或陈述事实，这样做常出现的问题是用词不够高级，过于朴实无华，甚至常常将正式用语与非正式用语、书面语与口语混用，从而影响了整体的写作水平，影响了书面表达的得分。因此，我们要想使自己的写作水平更上一层楼，使自己在高考写作中得到更理想的分数，就需要在平时的英语学习中增强正式用语与非正式用语、书面语与口语的意识，并在写作中根据文体合理用词，以使表达更精准、更地道。purchase都属于高级词汇，更多地用于正式场合或正式文体中。
词汇拓展
词汇拓展
我们常常会在阅读材料中见到purchase，但是在运用时却往往只想到用buy。
根据汉语，写出单词的正确形式。
Where did you _____________（买）the car
buy
/ purchase
正式用语
词汇拓展
Under this Act, all waterfowl hunters 16 years of age and over must annually purchase and carry a Federal Duck Stamp.(高考 全国新高考I卷 2021 阅读)
Since 1934, better than half a billion dollars has gone into that Fund to purchase more than 5 million acres of habitat.(高考 全国新高考I卷 2021 阅读)
I encourage readers to go to their local library when they can't afford to purchase a book.(高考 全国卷II 2020 阅读)
该词在历年高考真题中出现38次
高考链接
正式用语
正式用语
正式用语
一、试用高级词汇替换下列各句中画线的基础用词。
1. If you prefer to eat in, you can buy food from the mini market. ___________
2. In the spring of 2006, about 36,000 students in the USA took part in the Alternative Break Program. ___________
3. What experience do you have that is about this position
___________
4. Exercise is good to health. ___________
purchase
participated in
relevant to
bene cial
练习
5. Some drivers, cyclists and pedestrians do not think it important to obey the traffic rules. ___________
6. In the coming three years, our school life will be difficult.___________
7. We’re looking for people who would be willing to help with the group’s work. ___________
8. I’m afraid I’ll go to a lecture. ___________
9. You can certainly borrow my notes if you don’t mind my terrible handwriting. ___________
10. I’m writing to you to express my opinions. ___________
vital
challenging
assist
attend
awful
convey
练习
二、用适当的词填空。
1. Please ensure that you _________ your ticket in advance.请您务必提前购票。
2. They purchased two sheep ________ the old man.他们从老人那里买了两只羊。
三、一句多译。
1. 现如今人们习惯于网上购物。
①Nowadays people are used to ____________________online.(purchase vt.)
②Nowadays people are used to ____________________online.(purchase n.)
练习
from
purchasing something
making a purchase
purchase
Unit 4
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
Unit4 高频词汇一览
purchase v.&n.
expense n.
导入
详情
精准释义
词块例句
expense n.
高考链接
词汇拓展
expense
词源
练习
要留意细小的开支。小洞沉大船。
这句话是美国政治家、物理学家本杰明·富兰克林的一句名言。相当于中国的谚语“千里之堤，溃于蚁穴”。他提醒我们不要忽视小的细节，也许就是这些被忽视的小细节会导致无法挽回的结果。
expense[ k spens] n.
导入
expense 花费
来自expend, 花费
词源
精准释义
n. 支出;费用;代价
spare no expense
cut down on one’s expense
living / household / daily expenses
cover one’s daily expenses
I don’t think we can afford the expenses.She always travels first-class regardless of expense.无论费用多高她总是乘头等舱。
The results are well worth the expense.有这些结果花的钱很值。
Running a car is a big expense.养一辆车开销很大。
词块例句
at sb’s expense 由某人付费 / 负担费用:
at the expense of 以……为代价:
I published a book at my own expense.
He finished the job at the expense of his health.
词块例句
同族词：spend-expend- expense.-expensive
expensive adj. [ k spens v] 昂贵的;花钱多的;价格高的
比较级： more expensive最高级： most expensive
派生词： expensively adv.
记忆技巧：ex 出 + pens 花费 + ive …的 → 要花钱的 → 昂贵的
词汇拓展
With food our biggest weekly household expense, Susanna and Matt spend time with a different family each week.(高考 全国卷I 2018 阅读)
]Whether you're looking at wallpaper or paint, the time, effort and relative expense put into it are significant.(高考 全国卷I 2018 阅读)
该词在历年高考真题中出现21次
高考链接
根据汉语提示完成下列句子。
1. Too often, when giving a speech, people focus on the “public” _____________（以……为代价）the “speaking”.（2020 山东改）
2. If the printer should break down within the first year, we would repair it ____________（由我们承担费用）. （2009 天津改）
3. To earn some money to pay the ____________（日常开支）, I started work in a local café as a waiter.（2014 上海）
4. The woman gave up her dream to be a gym teacher as she _______ _______________（负担不起费用）.（2009 湖北改）
练习
at the expense of
at our expense
daily expenses
afford the expense
couldn’t
导入
详情
练习
精准释义
词块例句
高考链接
词汇拓展
purchase
purchase n.&v.
导入
词源
练习
purchase [ p t s] n.&v.
导入
purchase是把东西放进购物车里，购买
构词：pur- (forth 向前) + chase (to run after) → 向前追赶 → 获得、得到 → 买到
词源
精准释义
vt. [正式用语] 买；购买；(以努力等) 换得
n. [U] & [C] [正式用语] 购买；购买的物品
正式用语
正式用语
purchase sth. from sb. 向某人购买某物
make a purchase采购
purchase and sale 买卖
That’s really a good purchase. 这个买得真值啊！
Tickets may be purchased in advance from the box office. 可以预先在售票处买票。
They purchased freedom with their blood. 他们以鲜血换得了自由。
词块例句
purchase
在英语写作中，学生普遍的做法是用自己熟悉或者自己最常用的词来表达观点或陈述事实，这样做常出现的问题是用词不够高级，过于朴实无华，甚至常常将正式用语与非正式用语、书面语与口语混用，从而影响了整体的写作水平，影响了书面表达的得分。因此，我们要想使自己的写作水平更上一层楼，使自己在高考写作中得到更理想的分数，就需要在平时的英语学习中增强正式用语与非正式用语、书面语与口语的意识，并在写作中根据文体合理用词，以使表达更精准、更地道。purchase都属于高级词汇，更多地用于正式场合或正式文体中。
词汇拓展
词汇拓展
我们常常会在阅读材料中见到purchase，但是在运用时却往往只想到用buy。
根据汉语，写出单词的正确形式。
Where did you _____________（买）the car
buy
/ purchase
正式用语
词汇拓展
Under this Act, all waterfowl hunters 16 years of age and over must annually purchase and carry a Federal Duck Stamp.(高考 全国新高考I卷 2021 阅读)
Since 1934, better than half a billion dollars has gone into that Fund to purchase more than 5 million acres of habitat.(高考 全国新高考I卷 2021 阅读)
I encourage readers to go to their local library when they can't afford to purchase a book.(高考 全国卷II 2020 阅读)
该词在历年高考真题中出现38次
高考链接
正式用语
正式用语
正式用语
一、试用高级词汇替换下列各句中画线的基础用词。
1. If you prefer to eat in, you can buy food from the mini market. ___________
2. In the spring of 2006, about 36,000 students in the USA took part in the Alternative Break Program. ___________
3. What experience do you have that is about this position
___________
4. Exercise is good to health. ___________
purchase
participated in
relevant to
bene cial
练习
5. Some drivers, cyclists and pedestrians do not think it important to obey the traffic rules. ___________
6. In the coming three years, our school life will be difficult.___________
7. We’re looking for people who would be willing to help with the group’s work. ___________
8. I’m afraid I’ll go to a lecture. ___________
9. You can certainly borrow my notes if you don’t mind my terrible handwriting. ___________
10. I’m writing to you to express my opinions. ___________
vital
challenging
assist
attend
awful
convey
练习
二、用适当的词填空。
1. Please ensure that you _________ your ticket in advance.请您务必提前购票。
2. They purchased two sheep ________ the old man.他们从老人那里买了两只羊。
三、一句多译。
1. 现如今人们习惯于网上购物。
①Nowadays people are used to ____________________online.(purchase vt.)
②Nowadays people are used to ____________________online.(purchase n.)
练习
from
purchasing something
making a purchase
purchase