人教版（2019）选择性必修第一册Unit1 People of Achievement Words and expressions 讲解课件(共36张PPT)

(共36张PPT)
选择性必修 一
Unit1 People of achievements
词汇讲解
头脑风暴：
1.vt.承诺；保证______________
2.adj.至关重要的，关键性的_________________
3.vt.评价；评估______________
4.vt.(使)沸腾；煮开________________
5.vt.创建；建立_____________
6.n. 结论；推论______________
7.v.坚持；坚决_______________
8.adj.科学的；关于科学的________________
commit
crucial
evaluate
boil
found
conclusion
insist
scientific
1.crucial adj. 至关重要的；关键性的
crucial decisions 重要决定
翻译：
He played a crucial role in that performance .
他在那次表演中起了关键作用
短语句式：
be crucial to /for ……对……至关重要
It is crucial that …… ……是至关重要的
It is crucial that whether you can pass the exam or not .
2.vital adj. 必不可少的;
极为重要的；充满生机的
vital information 至关重要的信息
It is vital to obey the rules .
你还能想出哪些表示“重要的” 单词呢？
对比：
crucial adj.至关重要的
----vital adj.极其重要的
----important adj.重要的
-----necessary adj. 必要的
3.commit vt. 承诺；保证 vi.忠于；全心全意投入….
过去式、过去分词： committed （类似：admit；permit；submit）
词形：
committed adj. 尽心尽力的；
坚定的
例：
a committed clerk
短语：
commit oneself to ….承诺；保证…
commit a crime 犯罪
一个尽心尽力的职员
A thinking person must commit himself to working for peace .
一个有头脑的人必须致力于为和平而工作
4.objective adj. 客观的
n. 目标；目的
subjective adj. 主观的
His description is objective .
He gave me some objective advice .
拓展：
object v. 反对
n. 物体；物品；东西;对象
5.evaluate vt.评价；评估
evaluation n.
His team evaluated many plants for their medical properties .
6.boil v. 沸腾；煮开；烧开
boiling adj. 沸腾的
boiled adj. 煮沸的
区分：boiling water
boiled water
沸水
开水
翻译句子：
在早晨，我的妈妈经常会给我煮一些鸡蛋。
Mum often boiled some eggs for me in the morning .
7.acknowledge vt. 承认；（公开）感谢
acknowledgement n.承认；感谢
短语：
acknowledge sth./doing sth.
承认…..
练习：
1.他承认了他的过失。
2.他承认已经被打败了
He acknowledged his own faults .
They acknowledged having been defeated .
3.He acknowledged her help in his book .
在书里，他感谢了她的帮助。
观察：
knowledge n.知识 （不可数名词）
8.analyse vt. 分析
analysis n. 分析
She analysed the medical texts again.
You must analyse the reason for your defeat .
9.apparently adv. 显而易见；看来
apparent adj. 显然的
It is apparent that ….显然….
Apparently , the earthquake destroyed all the buildings here .
同义词：obvious adj. 显然的
10.insist v. 坚持；坚决要求
insist on doing sth. 坚持做某事
拓展:
1) 坚持；坚持要求
insist that ….(should) do sth.
2）坚持认为，接 that 从句时，前后时态对应即可
判读以下句中insist的含义:
1.They insisted that I receive the invitation.
2.He insisted that he hadn’t done anything wrong .
3.We insist on helping the homeless .
他们坚持要求我接受邀请。
他坚持认为他没有做错任何事。
我们坚持帮助无家可归的人们
11.scientific adj. 科学的
science n. 科学
scientist n. 科学家
scientific research 科学研究
12.conclusion n. 结论；推论
come to a conclusion 得出结论
conclude v. 推论；总结
It is not easy to come to a conclusion without any findings .
13.circumstance
n.(pl.) 条件；环境；状况
environment 环境
surroundings 环境
Her circumstances are beyond our control .
14.found vt. 创建；建立
（过去式、过去分词founded ）
foundation n. 基础；建立
The town was founded by English settlers in 1789.
be founded on/upon …建立在…上
Their marriage was founded on love and respect .
对比：
find –found –found
found –founded-founded
15.infer vt . 推断
（inferred ,inferred ）
The opinion of the author can be inferred according to the first paragraph .
作者的观点可以根据第一段推断出来。
16.theory n.理论；学说
in theory 理论上
in practice 实践上
This theory should be proved before it is used .
We should combine theory with practice.
17.gentle adj. 温柔的；文静的
I like her gentle voice .
He eats in a gentle way .
词形： gently adv. 温柔地
He smiled gently at him .
18.gradually adv. 逐渐地；逐步地
gradual adj. 逐渐的
1.Gradually , the children began to understand it .
2.Recovery from the disease is very gradual .
逐渐地，孩子们开始理解这件事。
要逐渐的从这个疾病中恢复
19.consequence n. 结果；后果
in consequence / as a consequence
因此；结果
He studied hard , and in consequence he passed the exam .
他学习很努力，结果他通过了考试
拓展：
consequent adj. 作为结果的；随之发生的
consequently adv. 结果；因此
20.remarkable adj. 非凡的；显著的
remark n. & v. 谈论；言论；评论
remarkably adv. 非常；极为；格外
短语：
make a remark /remarks on或about …. 对….发表意见/评论
1.That is indeed a remarkable thing .
2. 他对这儿的食物发表了一些粗鲁的评论。
He made some rude remarks about the food here .
这确实是一件非凡的事
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