外研版（2019）必修 第二册Unit 6 Earth first高频词汇课件二(共21张PPT)

(共21张PPT)
Unit 6
高频词汇学习（二）
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
Unit6 高频词汇一览
amount v.&n.
affect v.
导入
详情
练习
精准释义
词汇拓展
高考链接
词块例句
amount
amount v.&n.
导入
amount [ 'ma nt] v. & n.
看图想一想，amount是什么意思？
精准释义
n. [C]&[U] 数量;数额;总数,总额
vi. 总计，合计；相当于
amount to总计达到，等于，相当于
a large amount of＋n.[U]＋v.(单数)许多的，大量的
large amounts of＋n.[U]＋v.(复数)许多的，大量的
(该短语只修饰不可数名词，且谓语的数由amount的数决定)
Today $8 or $10 seems a small amount of money, but at that time these amounts were forbidding to most citizens.(2019全国III)今天8美元或10美元似乎是一个小数目的钱，但在当时这些数额是大多数市民可望而不可及的。
amount
词块例句
Planning without any real action amounts to nothing.
只计划不行动等于什么都不做。
The total cost of repairs amounted to $100. 修理费用总计达100美元。
He met a large amount of difficulty but was never stopped. 他遇到了许多困难，但从未停止过。
Today, scholars have generated large amounts of instructive research about restaurants.(2018江苏) 今天，学者们已经开展了了大量关于餐馆的有益研究。
词块例句
When you are traveling, don’t display large amounts of cash to others. 旅行时，不要向他人显露大量的现金。
A little bit of kindness will be rewarded with a huge amount of benefits. 滴水之恩当涌泉相报。
注:amounts of / a large (huge / small) amount of尤与不可数名词连用。作主语时，谓语动词的单复数与amount数保持一致。
Large amounts of money were spent on building the bridge.
大量的资金用在了这座桥的建造上。
词块例句
词汇拓展
登上;骑上;
上升
山峰
山; 山脉
多山的
总计,共计
数量;总额
大量的
上升
1.But whatever it is, praise should be given on a case-by-case basis
and be proportionate (相称的) to the amount of effort your child
has put into it.(高考 浙江卷 2019 写作)
2.In the 1960s, scientists proposed that predators at the top of a
food web had a surprising amount of control over the size of
populations of other species---including species they did not
directly attack.(高考 天津卷 2019 阅读)
该词在历年高考真题中出现76次
高考链接
一、用以下单词的正确形式填空。
1. A large amount of medicine _________ (be) in need in the earthquake-hit area.地震灾区需要大量的药品。
2. Large amounts of water __________________ (pollute) since the factory was built last year.自打这个工厂去年被修建以来，大量的水已经被污染了。
3. The cost amounted _________￡250 and we all had a share.
费用共达250英镑，我们每人平均摊一份。
is
have been polluted
to
练习
affect
导入
详情
练习
精准释义
affect v.
词汇拓展
高考链接
词块例句
语义网络图
导入
affect [ fekt] v.
语义网络图
影响
affect
基本义
对精神的
“影响”
对身体的
“影响”
使感动；打动
使感染 (疾病)
影响
对人或物的“影响”
精准释义
vt. 影响 to influence sb / sth
vt. [常用于被动语态] 使感动；打动
vt. 使感染 (疾病) to attack sb or a part of the body; to make sb become ill / sick
How will these changes affect us 这些变化对我们会有什么影响？
The condition affects one in five women.每五个妇女就有一个人患有这种病。
Rub the cream into the affected areas.把乳膏揉进感染处。
They were deeply affected by the news of her death.她死亡的消息使他们唏嘘不已。
词块例句
词汇拓展
词语辨析
affect / effect
affect（动词）= to have an influence on sb / sth；影响某人 / 某事：
Does television affect children’s behaviour
effect（名词）= result, influence；作用；影响：
Does television have an effect on children’s behaviour
记忆技巧：af 加强 + fect 做，制作 → 促使别人做 → 影响
Consequently, she succeeded in making a kind of candy only using natural sweeteners, which can reduce oral bacteria. （高考北京卷 2019 阅读）
Dozens of companies are working on a new generation of reactors that, they promise, can deliver nuclear power at lower cost and reduced risk. （高考 上海春季卷 2019 阅读）
该词在历年高考真题中出现140次
高考链接
练习
一、根据句意选出 affect 的最佳释义。
__________ 1. Welch examined a sick boy, Billy, and knew he had diphtheria, a deadly disease mainly affecting children. (2016 北京改)
__________ 2. With the government’s aid, those affected by the earthquake have moved to the new settlements. (2009 上海改)
__________ 3. I was deeply affected by the film.
③
①
影响
[常用于被动语态] 使感动；打动
使感染 (疾病)
②
二、选出适当的单词，并用其适当形式填空。
(affect, effect)
1. I tried to persuade him, but with little or no ____________.
2. When I was 50, my weight problem began to ____________ me seriously. (2017 天津改)
练习
effect
affect