Welcome unit 单词 课件(共12张PPT)人教版（2019）必修第一册

(共12张PPT)
1. lecture n.讲课；讲座；教训
vi. （开）讲座；讲课
vt. 训斥
词块：attend / go to a lecture, give / deliver a lecture on sth.
熟词生义：教训 give sb a lecture about sth = lecture sb
about sth
2. awkward 构词：awk- (wrong) + -ward (向……的) → 向错误的方向→ 笨拙的 → 令人尴尬的
ask an awkward question
Ⅰ一词多义
awkward 链接高考
…
Just sitting in the wheelchair was a 39 learning experience. I had never considered before how 40 awkward it would be to use one. As soon as I sat down, my 41 weight made the chair begin to roll. Its wheels were not 42 locked. Then I wondered where to put my 43 feet. It took me quite a while to get the metal footrest into 44 place … (2013年全国卷I完形填空)
awkward的常见释义是“尴尬的” 。但是在这道题目中，根据其语境，awkward意为“困难的”，其同义词是difficult。这层释义是我们不太熟悉的释义，表示“困难的”也很少想到用awkward。这个词在高考完形填空中出现的频率相当高。
3. company n.商业、商号;un.陪伴
词块：set up / start a company, (enjoy) sb’s company, keep sb company
Ⅱ 词形变换：
1．design vt.& n．设计→ _________ n．设计者
2．anxious a.焦虑的；不安的→ adv.焦虑地→______________n．焦虑
3. annoy vt.使恼怒→ a.恼怒的→ a.令人恼怒的→ ______________n．恼怒
4．frighten vt.使害怕→ a.惊吓的→______________a.令人害怕的
5．impress vt.给…留下深刻的好印象→ n．印象；感想→______________a.令人印象深刻的
designer
anxiety
anxiously
annoyed
annoying
annoyance
frightening
frightened
impression
impressive
6．confident a.自信的→______________n．信心；信任
7．organise vt.组织；筹备→ n．组织；团体→______________n．组织者→ a.有组织的，有条理的
8．improve vi.& vt.改进；改善→______________n．提高；改善
9．curious a.好奇的→ adv.好奇地→____________n．好奇
10. formal a.正式的：正规的→______________a.非正式的：非正规的
confidence
organisation
organiser
organised
improvement
curiosity
curiously
informal
11.nation n.国家；民族→ a.国家的；民族的 →
n.国籍；民族→______________a.国际的
12.concentrate v.集中注意力 → a.浓缩的；全神贯注的→ n.集中；专心
13. v.探索；勘探→ n.勘探者→ n.探索
14.personality n. 性格；个性→ a. 个性的；私人的
15.revise v. 修改；修订；复习→ n.修订；复习
national
nationality
international
concentration
concentrated
exploration
explorer
explore
personal
revision
Ⅲ 单词搭配：
1.exchange v.
exchange sth with sb,
exchange sth for sth;
2. be designed to do sth / for sth;
by design反=by chance
3. be anxious about sth / for sb,
be anxious to do sth
be anxious +(that)...should do sth.
4. do / carry out / perform / conduct an experiment
n.
in exchange for,
an exchange rate,
foreign exchange
5. impress v.
impress sb with / by sth:
What impressed me most is that cl-
make / leave an impression on sb.
6. have / lose confidence in sb
(a) lack of confidence in sb / sth
increase / build up one’s confidence

(be) confident about sth
(be) confident + that 从句
7. (be) annoyed with sb
(be) annoyed at/about /by sth
8. achieve / attain / reach one’s goal
9. (be) curious about:
(be) curious to do sth:
10. satisfy / arouse sb’s curiosity
out of curiosity
【话题词汇】brainstorm
描述情感的形容词
恐惧
afraid, frightened, terrible …
愤怒
angry, annoyed …
失望
disappointed, hopeless …
遗憾
sorry …
其他
bored, embarrassed, confident,
excited …
高兴
cheerful, glad, delighted, pleased …
悲伤
sad, unhappy …
感动
惊奇
满意
忧虑
moved, touched …
amazed, curious, astonished, surprised …
satisfied …
anxious, nervous, worried …
Ⅳ 构词法
使役动词后缀-ize / -ise：
modern
modernize / modernise
使现代化
real
realize / realise
使……成为现实
-ize / ise后缀意为“使具有某种特性”；通常加在名词或形容词后。
national
使国有化
nationalize/ nationalise
Hard work will pays off.
功不唐捐