英语四级词汇进阶，包含四级考试大纲必备核心词汇，每个单词都有用法实例，此为Lesson 01 第三部分，含mp3。

acquaintance n.熟人

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We are acquaintances and talk frequently.我们是熟人，经常在一起聊天。

acquisition n.得到，获得

The stockbroker made an acquisition of the future price of the stock based on its historical growth patterns.股票经纪人根据股票的历史增长趋势， 获得股票的未来价格。

adapt v.(使)适应，调整;改编

After moving to Harbin, Janet adapted the cold weather.珍妮特在搬到哈尔滨之后，适应了寒冷的天气。

aduquate adj.足够的，充足的

I bought four bottles of water for our camping trip and I hope it is adequate. 我为露营买了四瓶水，希望这些已经足够了。

administration n.管理，经营;行政机关;执行

Headmasters are more involved in administration than in actual teaching.校长大部分的工作是行政管理，而不是实际教学。

The school administration met to decide on a new school policy.学校管理委员会召开会议，来确定学校的一项新政策。

adopt vt.采用，采纳;收养

The company adopt new policies regarding maternity leave.公司采取了新的产假政策。

The Browns adopted the baby when she was just three months old.在这个婴儿三个月大时就收养了她。

affection n.友爱;挚爱;情爱

Janet felt great affection for her parents only. 珍妮特只跟她的父母有很深的感情。

afford vt.付得起;冒险做;提供

I was going to buy a diamond necklace as a birthday gift for Sally but couldn’t afford it so I bought her an artificial one.我本来想买一条钻石项链， 作为送给萨莉的生日礼物，但我买不起，所以我给她买了一条假的。

agent n.代理(商)

David worked as a travel agent.大卫曾经是一名旅行社代理人。

aggressive adj.有进取心的;好斗的，有敌意的

His victory was largely a result of his aggressive election campaign.胜利很大程度上源自他积极的竞选活动。

The country made an aggressive attack on a neighboring nation. 这个国家主动攻击了邻国。

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