单词operate的用法和固定搭配

意思是：操作；动手术；实施；生效；运作；经营；被经营；在特定地区（或由特定基地）展开军事活动；作战

第三人称单数：operates

现在分词：operating

过去式：operated

过去分词：

operated短语搭配

operatingsystem操作系统

operatingtheatre手术室

operateon对...操作；运作...；经营...

operatesystem操作系统

operatecomputer操作电脑

operatemachine操作机器

rescue词根词缀解析

词根词缀解析:

e向外+cuss摇->让某人/物离开摇摆（不定、不安全）的状态->rescue营救Wehadgivenuphopeofrescue.

我们那时已经放弃了获救的希望。

Shemovedswiftlytotherescue.

她迅速赶来营救。

Amajorair-searescueisunderway.

一项重要的海空营救行动正在进行中。

Mercifully,afriendcametotherescue.

很幸运，一个朋友赶来解救了。

Thebadweatherhamperedrescueoperations.

恶劣的天气阻碍了救助行动。

表示名词词性的词缀

词性转换----名词词缀

1.v+ment结尾

achieve---achievement

advertise---advertisement//advertising

agree—agreement

adjust---adjustment

announce---announcement

amuse---amusement

arrange----arrangement

astonish---astonishment

advertise---advertisement

assess---assessment

appoint---appointment

argue---argument

amaze—amazement

develop---development

equip---equipment

employ---employment

entertain---entertainment

encourage---encouragement

govern—government

improve---improvement

judge---judgement

manage---management

move---movement

punish---punishment

require---requirement

state---statement

settle---settlement

treat---treatment

department

apartment

disappoint---disappointment

2．V+tion/sion/ation结尾

以t结尾的单词,直接+ion-变成tion

以te结尾的单词，变te为tion

ssociate--association

adopt---adoption

attract—attraction

appreciate---appreciation

construct---construction

connect---connection

collect---collection

contribute---contributioncongratulate----congratulation

celebrate---celebrationcommunicate---communication

direct---direction

donate---donation

discuss---discussion

devote---devotion

elect---election

exhibit---exhibitioneducate-----education

graduate—graduation

instruct---instruction

invent---invention

imitate---imitation

investigate---investigation

locate---location

motivate---motivation

operate—operation

translate---translation

promote---promotion

predict---prediction

prevent---prevention

protect---protection

pollute----pollution

participate---participation

suggest-suggestion

separate---separation

introduce—introduction

produce—production

reduce---reduction

变为ation,

observe---observation

organize---organization

civilize---civilization

realize---realization

examine---examinationdetermine---determination

declare---declaration

imagine---imagination

transport---transportationexpect---expectation

adapt---adaptation

invite---invitation

starve---starvation

combine---combination

consider---consideration

explore---exploration

prepare---preparation

inspire---inspiration

communicate---communication

illustrate--illustration

limit---limitation

inform---information

变sion

discuss—discussion

express----expression

impress—impression

possess---possession

conclude—conclusion

decide----decision

explode---explosion

divide---division

permit----permission

admit—admission

emit---emission

特例：

add---addition

admit---admission

occupy---occupation

apply---application

permit---permission

pronounce---pronunciation

satisfy---satisfaction

destroy---destruction

compete—competition

describe—description

intend---intention

explain--explanation

satisfy--satisfaction

evolve---evolution

resolve-----resolution

solve-----solution

3．V+ance/ence结尾

appear—appearance外貌，出现

perform----performance演出

guide---guidance指导

assist---assistance帮助

enter---entrance进入

allow—allowance允许

insure--insurance

exist—existence存在

differ---difference不同

refer---reference参考

prefer---preference偏爱

adj----n.

absen---absence

brilliant---brilliance

confident---confidence

different---differencedistant---distance

dominan---dominancediligent---diligence

evident---evidenceelegant---elegance

important---importance

ignorant---ignorance

intelligent---intelligence

patient---patiencepresence---present

significant---significance

silent---silence

violent---violence

4．V+ing结尾

bathe洗澡---bathing

end结束----ending结尾，结局

train训练---training

mean----meaning意义

say-----saying谚语

paint---painting绘画

farm---farming农业

greet---greeting问候

suffer---suffering痛苦，苦难

feel---feeling

surround—surroundings

save---saving存款

belong---belonging财产

begin---beginning

hear---hearing

5.th结尾的名词

true—truth

wide—width

long—length

grow---growth

warm-warmth

dead—death

strong---strength

heal---health

6.–ness结尾的名词

happy—happiness

kind---kindness

aware---awareness

careless---carelessness

weak---weakness

lonely---loneliness

sad---sadness

lazy---laziness

ill---illness

dark---darkness

7–age结尾的名词

marry---marriage

short---shortage

pass---passage

pack---package

8.-ure结尾的名词

please---pleasure

depart---departure

press---pressure

fail---failure