人教版（2019）必修第一册Welcome Unit 词汇课件(共14张PPT)

(共14张PPT)
Welcome Unit
Vocabulary
A word is a microcosm of human consciousness.
- Vygotsky
词汇是人类意识的缩影。——维果斯基
1.exchange n.交换；交流
vi.&vt交换：交易
①'前任的”e.g.ex-boyfriend
ex-m
②“向外的”e.g.export
Learning tip 1:Learning the new words with word formation.
349
(1)exchange student
交换生
35.09
(用于)交换…
米GBP
in exchange for...
5
38.57
38.73
(2)exchange sth.for sth.
以某物交换某物
EUR
023
exchange sth.with sb.
与某人交换某物
JPY
0.290
248
exchange ideas/views//opinions交换想法/看法/意见
2.lecture n.讲课；讲座；教训vi.(开)讲座；讲课，演讲vt训斥
(1)give /deliver a lecture
开讲座，讲课
a lecture room/hall
演讲厅；演讲室
(2)lecture on
讲授
(3)lecturer
n.讲师；讲授者
Learning tip 2:Learning the new words with pictures,videos(multimedia)...
3.design n.设计；设计方案vt设计，筹划
(1)by design
故意地；蓄意地
(2)be designed for...
为.…设计
be designed to do sth.
旨在做某事；打算用来做某事
(3)designer
n.设计者
【拓展】①故意地：by design;on purpose;deliberately
②偶然地：by chance;by accident;accidentally;by coincidence;:coincidentally
make designs for.…为做设计
.设计：设
by desig(仁on purpose)故意地
计方案
(by accident/ehance偶然电
Learning tip 3:Learning the new words
lesign
design sth for…为…设计某物
with mind map.
成.设计：
筹划
be designed to do.旨在做…，用于做…
designer n.设计者