991.a(副)一个
Let's go to a Chinese restaurant.我们去一家中国餐馆。

992.able(形)有能力的；能
反义词unable
He is an able lawyer.他是个出色的律师。

993.about(副)关于
My mother often spoke to me about you.我母亲常和我谈起你。

994.above(介)在……之上；胜过
The people in the flat above make a lot of noise.楼上的人很吵。

995.accident(名)意外、事故
He died in an automobile accident.他死于车祸。

996.ace(名)能手、一流人才
He is an ace at chess.他是个棋艺极精的人。

997.ache(动)(名)疼痛
(动):His legs ached after playing football.踢完足球后，他感到双腿疼痛。
(名):There were aches in his joints.他关节疼痛。

998.acre(名)英亩
He has bought a farm of 250 acres.他买了一个占地250英亩的农场。

999.across(介)横越
We walked across the street.我们穿过马路。

1000.act(名)行为(动)行动；表演
(名):My first act was to run into the classroom.我做的第一件事便是跑进教室。
(动):We should act immediately.我们应该立即行动。

1001.action(名)行动；作用
Now is the time for action.现在是采取行动的时候了。

1002.activity(名)活动、活动力
The house was full of activities in the morning of the wedding.举行婚礼的那个早上房子里很热闹。

1003.actor(名)演员
He was considered the best actor in America.他被认为是全美国最出色的演员。

1004.actress(名)女演员
She makes like an actress.她装扮成一个女演员。

1005.ad(名)广告
advertisement的缩写
An ad helps to sell goads.广告有助于推销商品。

1006.add(动)增加
The noise of the crowd added to the excitement of the race.人群的嘈杂声为赛事增加了活跃气氛。

1007.address(名)地址(动)致词
(名):What's your address?你的住址是什么？
(动):Last night in Washington, President Bush addressed the Senate on the issue Of lraq.昨晚，美国总统布什就伊拉克问题向参议院发表了演说。

1008.adult(名)成年人
This film is suitable for both adult and children.这部电影老少皆宜。

1009.afraid(形)害怕的
短语be afraid of/to
I was afraid to answer the door.我不敢去开门。

1010.Africa(名)非洲
A需大写
Africa is a very large continent.非洲是一块非常大的大陆。

1011.African(形)非洲的
A需大写
Nile is an African river.尼罗河是非洲的一条河。

1012.after(介)在……之后(副)以后的
反义词before
(介):I hope to arrive after lunch.我希望午饭后可以到达。
(副);His health was declining in after years.在以后的岁月里，他的健康不断衰退。

1013.afternoon(名)下午
I'll leave for New York this afternoon.我今天下午动身去纽约。

1014.again(副)再、再一次
She's out at the moment, so I'll phone again later.她现在不在，我稍后再打电话给她。

1015.against(介)对抗、反对；对着
We played football against a school from another district我们跟别区的一所学校踢了一场足球。

1016.age(名)年纪(动)使变老
(名):What's the age of that old building?那座古老的建筑有多少年的历史了？
(动):l could see her illness had aged her.我看得出来，她生病以后老了很多。

1017.aging(形)变老的
The aging football player was playing on the skids.那个上了年纪的足球运动员很明显地在走下坡路。

1018.ago(副)在……以前
We toured France about three years ago.我们大约三年前去法国游玩过。

1019.agree(动)同意
短语agree with
The bill does not agree with your original estimate.这张账单与你当初的估计不符。

1020.ah(感)啊
Ah well, better luck next time.祝你下次运气好些。

1021.ahead(副)在前方；领先
The hills ahead are not wooded.前面的山上没有生长树木。

1022.aid(名)说明；教具、工具
An English-Chinese dictionary is an important aid in tearning English.一本英汉词典是学习英语的重要工具。

1023.aide(名)助理
She was never a tap tier policy aide in the White House, but her timing was perfect.
她在白宫一直都不是最高层的政策助手，但是她的机遇棒极了。