频率为 5 次的词汇accurate a.准确的，精确的activate v.使活动，启动additional a.附加的，另外的，额外的adjust vt.调整，调节;校正annoy vt.使烦恼，使生气;打搅anticipate vt. 预期，预料，期望approval n.赞成，同意;认可，批准arctic a.北极区的n.北极，北极圈arrange vt.整理，排列;安排athlete n
brace 托架，支架 He braced his muscles and lifted the weight.breed (使)繁殖 Rabbits breed families rapidly.bribe 贿赂 accept(或take)a bribe from sb.brief 短暂的，简短的，简洁的 a brief holidaybrisk 轻快的，生气勃勃的 a brisk pacebr
attentive 注意的，专心的 an attentive audienceattribute 把归因于，把......(过错的责任等)归于(to) He attributed his success to hard work.auxiliary 辅助的 an auxiliary rocketavail 有利于，有助于 Will force alone avail us?average 平均数，
artificial 人工的，人造的，人为的 artificial price controlsascend 登高，(渐渐)上升，升高 The airplane ascended into the cloud.ascertain 查明，弄清，确定 I ascertained that he was dead.ashamed 惭愧的，羞耻的 I am ashamed for being so stu
anchor 锚 The anchor catches (drags).announce 宣布，声称 It is officially announced that he will not run for reelection.annoy 使恼怒，使生气 She was annoyed at (with) his lightheard attitude.anonymous 匿名的，无名的 an a
adolescent (尤指16岁以下的)青少年 a film aimed at adolescentsadvance 使向前移动 advance a chessmanadvantage 有利条件，优点 Sitting Presidents hold built-in advantages when seeking another term.adverse 不友好的，敌对的 She felt ad
accommodate 使适应，使符合一致 accommodate oneself to changed circumstancesaccompany 陪伴，伴随 She was accompanied to a dinner by her friend.accomplish 达到(目的)，完成(任务)，实现(计划，诺言等) accomplish one’s purposeaccord 使符合，相
Writing (图画提纲式议论文)Directions: In this part, you are to write an essay of 160--200 words within 30--35 minutes. Your essay must meet the requirements below.1.Show your understanding of the meaning of t
Writing (图画提纲式议论文)Directions: How can we meet the needs of today without diminishing the capacity of future generations to meet theirs? Sustainable development implies a broad view of human welfare, a
Directions: Study the following set of cartoons carefully and write an essay in which you should1) describe the cartoons,2) interpret its meaning, and3) point out its implications in our life.You sho