;;wage;wage词源解读;wage,pay,salary;approve;approve词源解读;【词汇拓展】;approve,agree,accept;commitment;commitment词源解读;?[C]承诺；许诺；保证apromiseoragreementtodosth：
Shehasmadeacommitmenttogoingbottle-free.2008湖北
?[C]承诺的事/责任：
I’moverworkedatthemoment—I’vetakenontoomanycommitments.;commitR2v
?vt犯（错误、罪行等）todosthwrongorillegal：
commitmurder/acrime/amistake
Smokingiscommittingsuicideslowly
?vivt（使）承担义务；（使）作出保证tomakeadefiniteagreementorpromisetodosth：
TheworldhasalreadycommittedtoestablishingaClimateAdaptationFund.2008上海改
?vt投入tospendmoneyortimeonsth/sb：
commitsthto(doing)sth:
commitanhourtoreadingthenewspaperseverymorning
?committedadj尽心尽力的；坚定的：
Helovedplayingthisinstrument,andwascommittedtopracticingit.2017江苏;different;感受“不同”;varyR2v
?vi（大小、形状等）相异；不同(differ)：
varyconsiderably/greatly/widely
varyfrompersontoperson2019全国
Justlikespokenlanguage,bodylanguagevariesfromculturetoculture.
?vi变化；vt改变：
Theweatherherevariesfromhourtohour.
MydoctorsaidIshouldvarymydietmore.
?variedadj各种各样的；形形色色的;varietyn
?[U]多样性；变化：
Chinesefoodisfamousforitswidevariety.2009重庆
?[C]（动植物、语言等的）种类；品种：
differentvarietiesofEnglish
avarietyof种种；各种各样的：
Thecluboffersawidevarietyofgamestothelocalteenagers
variousadj不同的；各种各样的(diverse/different)：
variouskindsofthemeparks
Shedecidedtomovetothecountrysideforvariousreasons.
?variouslyadv各种各样地;在平时学习中，我们可以进行两种形式的词义转换练习。
写作方向：用高级词替换一些常用的低级词，为书面表达增色。
阅读方向：用常见的容易理解的词去替换阅读中的高级词，帮助更好的理解。;词义转换训练（阅读方向）
由不常用到常用，侧重理解。
1.FormanyAmericans,theautomobileisanecessity._________
2.Hetradedhispenforaknifewithme._________
3.Whatsomepeopleregardasadrawback/downsideisseenasaplusbymanyothers._____________
4.Takingphysicalexercisecaneraseyourstress._________
5.Nooneequalshiminstrength.___________;swallow;swallow词源解读;swallow语义网络图