1. accustomed to 习惯于(3次)
2. a range of 广泛的,很多(8次)
3.a variety of 种种、各种(41次)
4.a beam of 一束(光)(4次)
5. a bundle of 一束、一串、一群(3次)
6. a cluster of 一群、一组(9次)
7.a column of water 水柱(5次)
8. a couple of 一对,一双,几个(15次)
9. a good/great deal 很多、很多(13次)
10. a great many 很多(3次)
11.a large amount of
large amounts of 很多、很多(14次)
12.a number of 很多、一些(23次)
13. a pile of 一堆、很多(3次)
14.a series of 一系列、一连串(14次)
15.a set of 一套(8次)
16.a stretch of 一大片、一段(3次)
17. a wealth of 丰富的、很多的(6次)
18.abound1 in 充满、富于(3次)
19. about to 正要、将要(11次)
20.access to 接近、有权用、通向的入口(9次)
21.accessible to 可亲近的,有权用的(3次)
22.according to 依据,根据,据所载、(430次)
23.account for 讲解、说明(5次)占(5次)
24.act as 充当,担任角色(17次)
25.act on 根据。行事,对起用途(3次)
26.adapt to 使适应(16次)
27.add to 增加、添加(42次)
28.add up to 合计达(3次)
29.addjust a to b 调整a使适应b
30.admit to 允许进入;接纳(3次)
31.afford to 付得起(某物) (12次)
32.after all 到底,终究(9次)(2)毕竟(3次)
33.agree on 就达成共识(6次)
34.agree to 赞同(条约、建议、计划等)(7次)
35.agree with 赞同(某人) (10次)
36.disagree with 不认可(7次)
37.ahead of 领先,在前面(3次)
38.aid to 对的帮忙(4次)
39.aid at 针对(3次)
40.air current 气流(6次)
41.all but 几乎,差不多,除去(5次)
42.all kinds of 很多(人或物);很多(资金)(4次)
43.all over 全部结束,完蛋(1次)(2)各处,到处(19次)
44.all right 好,好(17次)(2)毫无疑问地,显然(1次)
45.allergic2 to 对极厌恶,对过敏(3次)
46.allow for 考虑到,顾及(5次)
47.along with 连同一块,随一块(14次)
48.get along with 与和睦相处(4次)
49.among other 除去别的以外
50.an array of 显眼的一系列,整齐的一批,很多(5次)
51.and so forth3
and so on 等等(4次)
52.and yet 可是(6次)
53.anxious to 渴望(5次)
54.any longer 再;仍再(一般用于否定局中,表示不再)(5次)
55.apart from 除以外(3次)
56.appeal to 吸引(3次)(2)上诉(1次)
57.apply to 适用于(4次)(2)向申请(1次)
58.appropriate for 合适于(10次)
59.argue about 为争辩,为争吵(6次)
60.arrange for 为准备,为安排(5次)
61.arrive at 到达(目的地)(7次)(2)达到,做出(结果、结论等)(1次)
62.as a matter of fact 事实上,其实(3次)
63.as a means of 作为的一种方法,办法(6次)
64.as a result of 作为的结果,因为(9次)
65.as a rule 一般说来,一般(3次)
66.as far as 远到,直到(5次)
67.as far as I know
as far as anyone knows 据我所知,大家都知道(3次)
68.as long as 1、既然,在的时候(指时间)(1次)2、只须(指条件)(3次)
69.as soon as possible 尽快(6次)
70.as such 照此,以这种资格(身份),理应(6次)
71.as well 也,又还(18次)
72. as well as 不但而且,和一样,也
73.ask for 要,需要,找(62次)
74.assign to 把归于,分派(5次)
75.assist in ,assist with 帮助(某人)(做某事)(9次)
76.assisociate with 联合,结交,把联系在一块
77.at a rate/speed of ,at rate/speed of 以速度(16次)
78.at a time 在某个时刻;每次(9次)
79. at first 起先(12次)
80.at last 终于,最后(6次)