单词后的例题可看可不看
红颜色表示课堂补充的笔记
ascend
“一再的往上走——升高”
v.升高，攀登
He watched the airplane ascend higher and higher.
他看到飞机飞得越来越高。
反义词：
descend
vi.下来；下降
The sun descended over the western hills.
日落西山。
descent
n.下降；降落
The plane began its descent to the airport.
飞机开始降落机场。
descendant
n.子孙，后裔，后代
She is a direct descendant of Queen Victoria.
她是维多利亚女王的嫡系后代。
absent
adj.缺席的；不存在的
a_：除了带b的ab其他的都表示强调（ab表示否定）
Snow is absent in some countries.
有些国家从不下雪。
absent from school/meeting不上学/缺席会议
absent-minded心不在焉的
absence['ebsans]n.缺席；没有
A military court sentenced him to death in his absence.
一所军事法庭在他缺席的情况下判处他死刑。
astonish
vt.使惊讶
The news astonished me that her husband died in an accident.
她的丈夫在一次事故中去世了这个消息使我很震惊。
astonished
adj.吃惊的
access
n.通道，人口接近（或见面、使用）的机会（或权利）
The facilities have been adapted to give access to wheelchair users.
这些设施已经改造过以方便轮椅使用者进入。
vt.接近，使用，访问（计算机信息）
With the advance of technology，it is easy to access internet almost everywhere.
随着技术的发展，几乎在哪都能很容易的使用网络。
accessible
adj后缀：可…….的，（一个人）可以接近的，就是易接近的
形近词：
assess
vt.评价，估价，确定金额
She suggest you first assess your savings then decide to buy the apartment or not.
她建议你先估算一下自己的存款然后再决定是否买这个公寓。
assessment
n.估价，估定
agent
n.代理商；动因
He is the primary agent of Nike in Chongqing.
他是重庆耐克最初的代理商。
drying agent
干燥剂
agency
n.代理处，专业行政部门
The company has agencies almost in all parts of the world.
那家公司几乎在世界各地都设有代办处。
travel agency
旅行社
assign
vt.委派，指派，分配
Parents should be responsible for teaching them how to work.Assign responsibilities around the house and make sure homework deadlines are met.
父母有责任教孩子如何去工作。在家里要分配责任给他们，并且确保家庭作业必须在最后期限内完成。
assignment
n.分配，委派，任务
appeal
n/v.请求，呼吁；有吸引力；上诉
An appeal is being made for help for those who lost their homes in the earthquake.
正在呼吁援助在地震中失去家园的人们。
quest 请求，要求
appreciate
vt.重视；欣赏；感激
You're too superficial to appreciate great literature like this。
你太肤浅，无法欣赏这类文学巨著。
price
n.价格
precious
adj.珍贵的
annual
n.年刊；一年生植物；adj.一年一次的，每年的
Corn is one plant of an annual.
玉米一年生植物之一。
The earth makes an annual course the sun.
地球一年绕太阳转一圈。
ann-
前缀：一年
anniversary
周年纪念
accuse
v.谴责；指责；控告
Some scholars even accused Boas and Sapir of fabricating their data.
一些学者甚至谴责博阿斯和撒皮尔编造他们的数据。
~ of doing sth.
accusation
n.指责；谴责
approve
vt.赞成，同意，批准
The National People's Congress approved the bill.
全国人民代表大会批准了这一法案。
validate
v.证实; 确认; 确证; 使生效; 使有法律效力; 批准; 确认…有效; 认可
prove
v.证明
approval
n.赞成，批准
It is not easy to get the approval of authorities.
得到政府的批准不容易。
abuse
vt.滥用；虐待
Some officials abuse their powers to embezzle public fund.
一些官员滥用职权贪污公款。
【ab前缀——表示否定或离开】
abandon
抛弃，放弃
abortion=ab（不）+bor（born的变体，出生）+tion（常见n后缀）——流产，堕胎
aboard=ab（离开）+board（板子、甲板），离开甲板，不就是登机了——登机，上船
drug abuse 滥用药物
child abuse 虐待儿童
appropriate
adj.适当的
Appropriate arrangements will be made for their work and livelihood.
他们的工作和生活会得到妥善的安排。
v.私吞，侵吞，挪用
The minister was found to have appropriated govermment money.
部长被查出挪用了公款。
v.拔出（款项等）供专用
The government has appropriated a large sum of money for building some local primaty schools.
