高考英语完全攻略 必备词汇（12）
2. object to doing 反对
objection 反对 have no objection to 不反对 objective 客观的,目的 an objective report Your objective is to enter a good university.
3. oblige sb to do = force sb to do 迫使 I'm obliged to you for doing ... 因做…而感激…
4. observation .观察 keep sth under observation 观察…
observe 遵守；观察 observe sb do/doing sth observe one's birthday 庆祝…生日
5. obstacle 障碍物 clear away the obstacle
6. obvious 明显的，清楚的 It was obvious to everyone that he was lying. You shouldn’t tell such obvious lies.
7. occasion 场合；时刻 on this happy occasion .在这个快乐场合下 on the occasion
of
8. occupation 工作 a side occupation 副业
occupy a lot of room (=take up) 占据, Is this seat occupied ? occupy an important position
occupy oneself in doing , be occupied in/with = be busy in doing/with 忙于干…
9. occur 发生 Don't let this occur again. (happen, take place)
The Olymipcs occur every four years.
It occurred to sb that ... 人突然想到… It occurred to me that I forgot my pen
in the classroom.
10. odd 古怪的 oddly enough = strangely enough 说也奇怪 odds and ends 零碎小东西
11. in the east of be born of 出生于 be afraid of be made of （材料不可见） be full of
of the same opinion/age think of 记起（think about 考虑） dream of 梦见 learn
1
of 记牢
be made up of 由…组成 in memory of 纪念 in search of 寻找 cure sb of
get rid of 除去 inform sb of 通知 remember of 记起… suspect sb of 怀疑 rob sb of out of stock all of a sudden 突然
12. see sb off turn/switch off take off 取消，脱衣，起飞，离开 be well off 富有
pay off 还清 be off duty 不上班 off the point 不在要点 May Day is only a week off. 五一只有一星期了.
13. offend sb 冒犯 be offended with sb 生…的气 be offended at sth 14. offer to do = make an offer to do 主动提出做… offer sb sth = offer sth to sb 提供
I offered him ￥100 for his bike. 我出100元买他的车。
15. an official letter 公函 news from an official source 官方消息 16. omit 省略 You may omit the second paragraph from the article. 17. have nothing on 没穿… go straight on/ahead 笔直朝前 on the table There is a new film on on channel 8. 上演 ,
play a joke on sb 开…一个玩笑 in time 及时 on time 准时 be based on on business 因公 on holiday 度假 on the way to 在途中 on foot on tiptoe 悄悄地 on hire
on purpose = by design 正好相反 on the other hand 另一方面 on doing 一…就… On getting off the plane, I recognized him.
18. I have been here once.（一次） I once lived here.（曾经） once again 再来一次
at once 马上, 同时 I can't do two things at once. once more 再一次 (once again)
once a day 每天一次 once in a while 偶尔
19. in one/same direction同一方向one-sided 片面的 one-way 单方面one by one 一个接一个
20. only 仅仅 Only he saw the tiger. He only saw the tiger. He saw only
2
the tiger.
Only in this way can you do it well. not only… but also… too…to… only too...to = very I am only too glad to meet you.
21. The door won't open.门不能开。 open an account 开个账户 leave the door open 让门开着 declare sth open 宣布…开始 be open to the public 对公共开放opening speech 开幕词
22. operate the machine 开动机器 operate on sb 给某人动手术
perform an operation on sb come into operation = come into effect = come into force 开始生效
23. What's your opinion of the book ? = How do you like the book ?=What do you think of the book? have a good/poor opinion of 对…印象好/坏 in one's opinion = to one's mind 据…看来
24. have the opportunity to do/ for/of doing 有去做…机会 25. We opposed the plan because of the cost. 反对该计划因为… be the opposite of …对立面 Black is the opposite of white. be opposite to 与…相对的 Black is opposite to white. The house is opposite the road. (on the other side of) 26. or so 等等 sooner or later 迟早
27. order 命令,秩序,订购,点,订购 The orders are that we should stay here. in order to , in order that be in order be out of order place an order for order sb to do order that sb should do order a portion of steak 点一份肉排 order ten tons of sugar
an orderly room 整齐的 an orderly mind 有条理的头脑 28. the ordinary people 平凡的人 ordinary -looking 长得一般
We were dressed up for the party but she was still in her ordinary clothes. 日常装束
29. a word of English origin 源于英语单词 a man of noble origin 一个出生高贵的人
the original edition 原版 an original birth certificate 出生文件证明 30. other 其他的 each other = one another
3
on the other hand 另一方面 other than = except
take out 拿起 stay out 外出 cross out 划去 pull out 拨出 be tired out 精疲力竭 31. make out 辨别出 stand out 突出 give out 用完
out of date out of order out of work out of breath out of tune（走调） out of question 毫无疑问；必定 out of the question 不可能 help sb out of pity 出于同情干… help sb out of kindness 出于好心干… 32. outcome 结果 The outcome of the match disappointed me. 33. outline 概述，画出…的轮廓 a detailed outline 详细的提纲 outline a map of the United States of American 勾画出…的轮廓 34. output 产量，输出 Between 1932 and 1935, total output rose by 32 percent. an output of 36 tons a day
35. Game is over ! 结束 think over 仔细考虑 turn over = hand over 移交 overseas market 海外市场
36. overtake 赶上, 超过 overtake sb overtake a car 37. owe 欠 owe sb sth owe sth to sb I owed him $1,000
owe ... to ... 把…归功于 I owe my success to good luck. owing to = because of = due to 因为
38. own 拥有,自己的 on one's own = by oneself of one's own …自己所有的 I own a shop.
4
