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1、辽宁省沈阳市第二十一中学高中英语Module5知识点讲解外研版必修1【词条1】aim【点拨】aim常作名词,意为"目的,目标"。如: Asstudents,wemustbeclearaboutourlearningaims. Idon’tknowhisaimofgoingtoBeijingatthistimeoftheyear. 【拓展】 1.aim作名词常用于以下短语: ①achieveone’saim"实现某人的目标"。如: Shemadegreateffortsinordertoachieveheraims. ②takeaimat"向……瞄
2、准；把矛头或目标对准……"。如: Thehuntertookaimatthetigerandshotatit. 2.aim还可作动词,意为"目的是,旨在；瞄准,对准等"。常用于以下结构: ①aimtodo/atdoingsth."旨在做某事"。如: Theyareaimingtoreducetheunemploymentrateby50%. Thesestepsaimatpreventingcrime. ②aimatsth."向……瞄准"。如: Iwasaimingatthetreebuthitthecarbyaccident. 【词条2】
3、balance 【点拨】balance可作名词,意为"天平"。如: Mymotherboughtapairofbalancesyesterday. Thiskindofbalancearemostlyusedinlabs. 【拓展】 1.balance作名词,还可意为"平衡,均衡",常用于balancebetweenAandB。如: Youshouldlearntokeepabalancebetweenworkandrelaxation. 2.体会下列各句中balance短语的意思: ①Canyoukeepyourbalancestandi
4、ngononeleg?(保持平衡) ②Shelostherbalancewhileperformingandhadherleghurt.(失去平衡) ③Hangingintheair,heisoutofbalance.(失去平衡) 3.balance也可作动词,意为"保持平衡；相抵,抵消；权衡,比较"。如: Howlongcanyoubalanceonthenarrowwood? Shetriestobalanceherhomelifeandwork. Beforemakingadecision,wemustbalancetheadvantagesag
5、ainstitsdisadvantages. 4.balancedn."平衡的,均衡的"。如: Wemustkeepabalanceddiettokeepfit. 【词条3】expand 【点拨】expand为动词,意为"扩大,增加；膨胀"。如: Achild’svocabularyexpandsthroughreading. Metalsexpandwhentheyareheated. 【拓展】 1.expand作动词,还可意为"扩张,发展；阐述,详述"。如: Wehaveexpandedourbusinessbyopeningtw
6、omorestores. Irepeatedthequestionandwaitedforhertoexpand. 2.expand意为"详述,充分叙述",常用于expandon/uponsth.。如: Couldyouexpandonthatpoint,please? 3.expandableadj."可扩张的,可扩充的"；expansionn."扩张,扩展；膨胀"。如: Thisisanexpandablesuitcase.这是个可伸缩的公文包。 Thoughtheeconomicsituationisnotsogood,thecompanyisc
7、onfidentofitsfurtherexpansion. 经典短语透视 【短语1】add...to... 【点拨】add...to...意为"往……加入……" 如:Pleaseaddhisnametothislist. Doyouhaveanythingtoaddtohisstatement? 【拓展】常见的其他add短语还有: ①addup"把……加起来；合计起来"。如:
