人教版（2019） 必修第一册 Unit 1 Teenage Life 重点单词讲解课件（26张）

(共26张PPT)
Unit 1 Teenage Life
重点词汇讲解
volunteer to do sth 自愿做某事
1. volunteer n. 志愿者 v. 自愿做；义务做；主动提供
搭配
派生 voluntary adj. 自愿的；义务的
(1) Many Chinese college students volunteer _______ (be)
a teacher in the remote and poor areas.
(2) Mrs White prefers to do some __________ (volunteer) work in a local hospital rather than do nothing all day long.
运用
voluntary
to be
debate on/about/over sth 辩论某事
debate sth with sb 和某人讨论某事
a heated debate 激烈的讨论
under debate 正在争论中
2. debate n. 辩论；争论 vt. & vi. 辩论；争论
搭配
拓展：
under+名词=be being done 正被…
Our school’s teaching building is under construction.
=Our school’s teaching building is being constructed.
under discussion
(1) There has been much debate ______________ the earnings of stars.
(2) Our debate ______ the teacher will help us clarify the question.
(4) Don’t worry. The new rules are _______ debate.
运用
under
about
with
3. prefer vt. (preferred; preferred; preferring) 较喜欢
派生 preferred adj. 优先的；偏爱的
preference n. 偏爱；偏爱的事物
prefer (not) to do sth (不) 愿意做某事
prefer doing sth 更喜欢做某事
(like, love, hate, 但dislike doing sth. )
prefer A to B 喜欢A多于B
prefer doing A to doing B 宁愿做A也不愿意做B
=prefer to do A rather than do B 宁愿做A也不愿意做B
prefer sb to do sth 宁愿某人做某事
=would like sb. to do sth.
I would prefer it if… 我更愿意……
搭配
1. I prefer not to spend too much time on the discussion.
2. I prefer staying at home to going out when it is so hot.
= I prefer to stay at home rather than go out when it is so hot.
3. I’d prefer it if you didn’t tell anyone about it.
4. I would prefer you to spend more time accompanying your parents.
运用
1. 我不愿意在这个讨论上花太多时间。
2. 天气这么热，我宁愿待在家里而不愿出去。
3. 我更愿意你不把这件事告诉任何人。
4. 我宁愿你多花点时间陪伴你的父母。
face/meet a challenge 面对/迎接挑战
accept/take up the challenge 接受挑战
a challenge to/from 对/来自……的挑战
challenge sb to sth 向某人挑战某事
challenge sb to do sth 激励/激发某人做某事
4. challenge n. 挑战；艰巨任务 vt. 怀疑；向……挑战
搭配
派生 challenger n. 挑战者
challenging adj. 有挑战性的
1. 适应新环境对新生来说的确是个巨大的挑战。
2. Mike找到一份富有挑战的工作—当电脑程序员。
3.众所周知，污染是一个全球问题， 没有任何一个政府能够单独应对这个挑战。
4.他激励我用英语跟他讨论这个问题。
1. Adapting to the new environment is really a big challenge for freshmen.
2. Mike found a challenging job as a computer programmer.
3. As is known to all, pollution is a global problem, and no single government can meet the challenge alone.
4. He challenged me to discuss the problem with him in English.
运用
confuse A and/with B 混淆A和B
be confused about sth 对某事感到疑惑
5. confused adj. 糊涂的；迷惑的
搭配
派生 confuse vt. 使糊涂；使迷惑
confusing adj. 令人困惑的
confusion n. 困惑；混乱；混淆
recommend sth to sb 向某人推荐某物
recommend doing sth 建议做某事
recommend sb to do sth 建议某人做某事
(advise doing sth. advise sb. to do sth. 但：suggest doing sth. )
recommend/suggest/advise that…(should) do sth 建议……做某事
It is recommended that…(should) do…人们建议……做……
6. recommend vt. 建议；推荐；介绍
搭配
派生 recommendation n?建议；推荐
in advance=ahead of time 预先；提前
in advance of sth (在某事) 发生之前
advanced technology 先进的技术
an advanced engineer 高级工程师
7. advance n. 前进；发展 vi. 前进；发展 vt. 发展；促进
搭配
派生 advanced adj. 高级的；先进的
(1) _________________________________ (多亏了先进技
术), we live in an age of better communication.
(2) She booked the room well ________________________
(在假期之前).
(3) 如果你要来，请提前告诉我。
_________________________________________________
运用
If you are coming, please let me know in advance/ahead
of time.
Thanks to the advanced technology
in advance of her holiday
8. responsible adj. 负责的；有责任的
派生 responsibly adv. 负责地
responsibility n. 责任；义务
反义 irresponsible adj. 不负责的
be responsible for对……负责
a sense of responsibility 责任感
take responsibility for(doing) sth 承担(做) 某事的责任
on schedule 按预定时间
ahead of schedule先于预定时间
9. schedule n. 工作计划；日程安排；时间表；进度表
vt. 安排；预定；为……安排时间
搭配
派生 scheduled adj. 预定的
focus on集中(注意力、精力等) 于
focus one’s attention/mind on sth 集中某人的注意力于某物上
10. focus vi. & vt. 集中(精力、注意力等)；(使) 调节焦距
n. 中心；重点；焦点
搭配
1. 因为噪音的干扰，我们无法专心学习。
2. 在美国，很多注意力都集中在银行系统的修补上。
1. We can’t focus on our study because of the disturbing noise.
2. In the USA, much attention was focused on fixing the banking system.
be/get/become addicted to (doing) sth 对(做) 某事上瘾/入迷
be addicted to music 对音乐着迷
be addicted to smoking 吸烟上瘾
a drug addict 瘾君子(吸毒上瘾的人)
an Internet addict 有网瘾的人
11. addict n. 对……入迷的人；吸毒成瘾的人
搭配
派生 addicted adj. 上瘾的；入迷的
addiction n. 瘾；入迷；嗜好
addictive adj. 令人上瘾/入迷的
12. sign up (for sth) 报名(参加课程)
register for
(1) 我能提前申请上这个课程吗？
(2) 请在6月10日前报名。
运用
Sign up before June 10th.
Can I sign up for this course in advance
一词多义
( ) (1) The contents of the diary are still unknown.
请给下列句中画线词选择一个恰当的汉语意思。
1. content A. n. 内容 B. (pl. ) n. 目录 C. (书、讲话、节目等) 主题
D. adj. 满意的；满足的 E. v. 满足
A
日记的内容仍不为人所知。
( ) (2) Though she has achieved great success, she has never felt content with it.
( ) (3) It is advisable to look at the contents page of a book before buying it.
D
B
虽然她取得巨大的成功，但她从来没有满足。
买书前最好先看一看目录页。
( ) (4) He contented himself with being a minor manager.
( ) (6) There will be a competition, whose content is about Chinese culture.
E
他满足于当一个小小的管理员。
C
下周有一个比赛，它的主题是展示中国文化。
( ) (1) He is an expert at getting his own way.
( ) (2) Here are some findings and expert advice.
A
B
他在如何达到目的方面十分在行。
以下是一些发现和专业建议。
2. expert A. n. 专家；行家
B. adj. 熟练的；内行的；专家的
( ) (1) In my youth, my ambition had been to be a police.
( ) (2) The youth are the future of the nation.
( ) (3) Our team is a good mixture of experience and youth.
A
C
我年轻时的抱负是成为一名警察。
年轻人是国家的未来。
3. youth A. n. 青年时期 B. n. 青春；朝气
C. n.［总称］青年；年轻人
B
我们团队是经验与年轻的良好组合。
写作句型仿写
1. (P14) Going from junior high school to senior high school
is a really big challenge. 从初中过渡到高中确实是一项巨
大的挑战。
(P18) But spending too much time online is unhealthy and
makes it very difficult to focus on other things in life. 但是，
花费太多时间上网是不健康的，也会让你们很难把精力放
在生活中的其他事情上。
说明 谓语动词用单数形式。
句型 v. -ing(短语) 作主语
(1) 百闻不如一见。
(2) 选择适合的课程是非常必要的。
仿写
Choosing suitable courses is necessary.
Seeing is believing.
2. (P14) I’ll find a way to improve myself so that I can make the team next year. 我会找到一个让自己提高球
技的方法，这样明年我就能加入球队了。
句型 主句+so that…以便；为了
说明 (1) so that引导的从句表目的时, 从句谓语常含can, may, should, would等情态动词，可与in order that替换；so that引导的从句也可表示结果，此时，从句中一般不含情态动词，且在so that 前常有逗号，意为 “因此，所以，结果”。
(2) 在so…that…(如此……以至于……) 句型中，so为副
词，其后接形容词或副词，that引导结果状语从句。
(1) 她学习很努力，以便能进入一所理想的大学。
(2) 她学习非常努力，结果考上了中山大学。
(3) 他降低了声音，不让任何人听见。
(4) 到处都是雪，所以东西的形状很难辨认。
仿写
She studied very hard, so that she was admitted to Sun Yat-sen University.
She studies very hard so that she can enter an ideal university.
He lowered his voice so that no one would hear.
There was snow everywhere, so that the shape of things was difficult to identify.