以下为课件内提取的文本内容，仅供参考：

Unit 11

Word formation

Grammar

P 1:Something you do in your free time

P 2:What is under your feet __________

P 1:The way into a park or yard

P 2:Someone keeping or taking care of sth. _______________

P 1:Part of the car that makes the power to move

P2:a traffic tool which can move with two wheels _______________

playground

gatekeeper

motorbike

man day achieve fail arrange research break like announce

kind -ed -ly through -ment -ure -er

mankind

breakthrough

daily

achievement

failure

arrangement

researcher

likely

announcement

加前缀 (prefix)

un+happy=unhappy

in+correct=incorrect

加后缀 (suffix)

happy+ ly= happily

use +ful= useful

加前后缀

un+happy+ly= unhappily

im+press+ive= mpressive

Affixation (派生)　通过加前后缀形成新词

invisible= in+vis+ible disagreement=dis+agree+ment

dishonesty=dis+honest+y impossibility= im+possible+ity

non-conductor= non+conduct+or

international=inter+nation+al

illogical= il+logic+al replacement=re+place+ment

disappearance=dis+appear+ance

misunderstanding= mis+ understand+ing

enlargement=en+large+ment

reconsideration=re+ consider+(a)tion

interaction=inter+act+tion unexpected=un+expect+ed

unforgettable=un+forget+able

unsuccessful= un+success+ful

workshop railway

newspaper mankind

underground spaceship

broadcast website

toothbrush internet

world-famous follow-up

face-to-face out-of-date

Compounding (合成)　由两个或多个词合成另一个词

Clipping (裁减，混合）

aeroplane =plane 　

smoke+fog =smog (烟雾）

laboratory=lab

breakfast+lunch =brunch (早午餐)

SOS

BTW

DIY

MSN

DL

VOA

IC

RUOK

THX

by the way

do it yourself

I see

Are you OK?

Thanks

messenger

Abbreviation (缩写)

save our soul / ship

down load

Voice of America

telephone manned international uncountable

mankind broadband underground made-to-order

plane cycle lab ad photo exam phone fridge bike

IT CSA IOC e-mail hi-tech Xmas NATO

brunch smog motel telecast

Affixation (派生)　通过加前后缀形成新词

Compounding (合成)　由两个或多个词合成另一个词

Abbreviation (缩写) 可以按字母读音或象单词一样读。　

Clipping (截断)把一个词的前部分或后部分或前后各截去一部分

Blending (混合)　把两个词各取一部分合成另一个词

Conversion (转化)　由一个词类转化为另一个词类

e.g. Have you watered the flower?.

I will pour some water in the pot.

Arrange the following words into groups.

international=inter+national

broadband= broad+band manned= man+ed

extremely= extreme+ly mankind=man+ kind

telephone= tele+phone

hi-tech= high+technology

e-mail=electronic mail

IT=information technology

CSA=Chinese Space Agency

Homework:

Do all the exercises in SB and WB