30. address to
写给
Why is it that whenever I opened my mailbox lately, I pulled out letters addressed to you?

31. adjust to
Industries had to adjust to peacetime conditions: factories had to be retooled for civilian needs.

32. affiliate with
加入
The share比例 of voters regarding themselves as political independents, that is, people not affiliated with either of the major parties, rose.

33. against one’s will
Poverty forced others to leave their native lands for the New World against their will.

34. aim at
瞄准, 针对
Applied research aims at some specific objective, such as the development of a new produce, process, or material.

35. aim for
determine a course for
That is what I aim for in my dances

36. all at once
突然,一下子
Can you manage that many labs all at once?

37. all but
almost.
The slow-breeding mammals of the sea have been all but wiped out消灭 by humans.

38. all over
The basic design is two triangles. In fact there are triangles all over.

39. allocated for
a lot of money was allocated (划拨) for a soils study.

40. amount to
The purchases amounted to 50 dollars.
In 1987 the sales of ice cream in the United States amounted to fifteen quarts per year for every persons in the country.
add up in quantity

41. an array of
An impressively large number, as of persons or objects
The ecosystems生态系统of the Earth provide a vast array of free public services that are essential for the support of civilizations.

42. And how
当然罗!
W: The concert pianist was fantastic.
M: And how!

43. appeal to
受…欢迎
Nylon brushes appeal to many people because they are inexpensive and they produce an acceptable effect on paper.

44. apply for
请求, 申请
The man will have to apply for his birth certificate in writing.

45. apply sth to somewhere
He could apply the techniques to应用于 principles of composition, color and design.

46. apply to
use for

47. around the corner
The theater’s just around the corner.

48. as a rule
In general; for the most part
I didn’t care much for喜欢 horror movies as a rule.

49. as good as
M: Excuse me, could you tell me how to get to the post office?
W: Your guess is as good as mine. I’m new around here.

50. as long as
Some friends of my parents’ live out there. And they invited me for as long as I wanted to stay.

51. as luck would have it
不巧
As luck would have it there was no one home so I had to wait another 45 minutes for the next bus.

52. as sth go
就...而言
Often called the wanderer流浪者, it is tough and powerful as butterflies go and is capable of long flights at speeds of 20 miles per hour or more.

53. aside from
除...以外
Aside from this course, I’m taking modern Asian politics and advanced Japanese.

54. ask for
ask for a loan
borrow money from

55. assume sth to be true

56. at an angle / remain rigid and still
有一定角度 /僵硬不动
The worm stretches its body away from the branch at an angle and remains rigid and still, until the danger has passed.

57. at hand
near in place or time

58. at home
感到自在
I certainly hope that most of you will soon feel right at home with our group.

59. at intervals
断断续续
Homer worked on画 Breezing Up 微风习习 at intervals over a period of three years.

60. at one’s pleasure
These advisers serve at the President’s pleasure and can be fired at any time.

61. at sb’s service
willing to help sb
W: Phil, could you give me a hand with this file cabinet帮我搬文件柜? It belongs against the wall应该靠墙放next to the bulletin board.
M: At your service.

62. at the crack of dawn
I’m getting up at the crack of dawn (破晓).

63. at the dedication of
Abraham Lincoln delivered his most famous address at the dedication of the soldiers cemetery in Gettysburg.

64. at the mercy of
Without any protection against; helpless before
They are drifting in an open boat, at the mercy of the elements.

65. at the spanking rate
急速
As the Sun grows older, and uses up its hydrogen fuel氢燃料-which it is now doing at the spanking rate of half a billion tons a second-it will become steadily colder and redder.

66. at the suggestion of sb
在…建议下
It was at the suggestion of her acting coach表演教练 that the youngster, who was, by her own admission, clumsy笨拙, shapeless无体形, and on the heavy side, enrolled被收入 in a dancing class.

67. at the tip of
at the pointed end of

68. at the top of
We’re almost at the top of the hill.

69. at times
The planning function may at times be less comprehensive.

70. at will
任意
On the contrary, individuals move about at will, alone or in small groups best described as bands伙, which sometimes form into large aggregations (groups).

71. attach to
tie, connect; fasten
The virus replicates by attaching to a cell and injecting its nucleic acid.
We have to cover ourselves up so that baby cranes will not become attached to us.

72. attribute sth to sb
consider as resulting from, proper to, or belonging to a person or thing
Soldiers rarely hold the ideals that movies attribute to them, nor do ordinary citizens devote their lives to unselfish service of humanity.

73. back and forth
Mostly I’ll just be using the bike to get me back and forth from work.

74. back up
To cause to accumulate or undergo accumulation 使聚集引起堆积或经过积累
The accident backed the traffic up for blocks. Traffic backed up in the tunnel.
事故引起了交通阻塞。在地下道中引起了交通阻塞.

75. be … short
W: I found the perfect book bag, but I am about 20 dollars short (缺20元).

76. be absolved in sth
沉浸
I spent the whole weekend totally absolved in this biography.

77. be accessible to sb
Easily approached or entered
The national park is accessible to everyone.

78. be accountable to sb
负责
Powerful railroad barons (大王) made fortunes without having to be accountable to the public or considerate (关心) of customers.

79. be accustomed to
To familiarize, as by constant practice, use, or habit
I have accustomed myself to working long hours.

80. be adapted to
Bloodhounds are biologically adapted to trailing their prey.

81. be adept at
be good at
Crows are adept at avoiding researchers.

82. be allergic to sth
Having a dislike; averse
Dan is allergic to cats.

83. be around
在附近
M: Is Sally still around? I was going to ask her if she wanted to walk to class with me.

84. be associated with
与相联系
The process is associated with the formation and melting融化 of sea ice.

85. be at risk
Pains are sure sign that your hearing is at risk.

86. be available to
使可得到
Their reports of the climate, the animals and birds, the trees and plants, and the Indians of the West were made available to scientists.

87. be aware
意识到
I’m sure you are aware that one-third of your final grade is based on your lab work.

88. be bare of
Written to be performed on a stage bare of scenery, Thornton Wilder’s play Our Town depicts life in a small New England community.

89. be beat
be very tired精疲力尽
M: It’s almost midnight. Why don’t we leave those dishes until tomorrow?
W: Good idea! I’m beat.

90. be behind in sth
延迟, 落后
M: Hey, Larry. Wanna (= Want to ) meet a few of us for coffee in a little while?
W: Hmm, I would if I weren’t so far behind in this reading I’m doing for history.

91. be behind time
落后
M: Boy, how quickly technology changes! So many people have a computer in their home nowadays.
W: I know. I feel so behind the time.

92. be beset with
To trouble persistently; harass
By 1970, the rail industry was beset with problems.

93. be better off doing sth
境况好
Wouldn’t she be better off getting a good night’s sleep so she’ll feel fresh in the morning?

94. be bound to do sth
be certain to do sth
It’s bound to rain soon.
Without a plentiful and convenient supply of some suitable writing medium, development of the arithmetic process was bound to be hampered.

95. be brought up
Mercy Warren was brought up with the values of gentility在上流社会的价值观影响下长大.

96. be capable of
Snakes are capable of graceful motion throughout the entire length of their rubbery bodies.

97. be characteristic of
Geologists find it useful to identify fossils in a rock sample because certain assemblages of species are characteristic of specific geologic time periods.

98. be clogged with
be crowded with
The roads are clogged with the traffic between the suburbs and the cities every morning and evening.

99. be coming into its own
正在立国时期
At a time when Canada was coming into its own, they felt that a major factor因素 in the development of a strong and healthy nation was a vital有生气的 and relevant实质性的 art.

100. be concerned with
Langston Hughes, a prolific writer of the 1920’s, was concerned with the depicting the experience of urban Black people in the United States.