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高一英语下册知识点: Unit16 Scientists at work 科学家们在工作 (二)

rain0 于2011-11-08发布 l 已有人浏览
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重点词汇解析1. experiment (1) n. 实验; 试验 “做实验”为:make/ do/ perform/ carry out an experiment 某方面的实验: an experiment in chemistry/physics… (2) v. 进行实验,实验,接宾语时用 with/on experiment with new methods/ materials试验新方法/新材料 experiment on animals = make experiments on animals用动物做实验。 2. conduct v.引导,领导,管理,指挥,行为, 传导 e. g. A girl conducted the visitors around the museum.一位姑娘领着游客在博物馆中参观。 Who is conducting the band this evening? 今晚谁指挥乐队? He conducts himself well. 他行为端正。 3. deal (1) n. 分量(表示数量) e

重点词汇解析

1. experiment

(1) n. 实验; 试验

“做实验”为:make/ do/ perform/ carry out an experiment

某方面的实验: an experiment in chemistry/physics…

(2) v. 进行实验,实验,接宾语时用 with/on

experiment with new methods/ materials试验新方法/新材料

experiment on animals = make experiments on animals用动物做实验。

2. conduct v.引导,领导,管理,指挥,行为, 传导

e. g. A girl conducted the visitors around the museum.一位姑娘领着游客在博物馆中参观。

Who is conducting the band this evening? 今晚谁指挥乐队?

He conducts himself well. 他行为端正。

3. deal

(1) n. 分量(表示数量)

e. g. He has given me a great deal of help. 他给我大量的帮助。

I have heard a great deal about you. 我听了很多关于你的事。

(2) v. deal with

a. 处理

e. g. I have a lot of letters to deal with today. 今天我有很多信件要处理。

How did you deal with matters of this sort? 你是怎么处理这类事情的?

b. 对付,和……打交道

e. g. That man is impossible to deal with. 那人是无法相处的。

A teacher should deal fairly with his students.老师应公正地对待学生。

c. 论述,涉及

e. g.The subject isn’t very well dealt with in his book.

这个问题在他的书里没有得到很好的论述。

4. prove

(1) vt. 证明,证实,后接名词、代词、从句和复合结构

e. g. We have proved our courage in battle.我们在战斗中证实了自己的勇气。

They will prove that we are telling the truth.他们可以证明我们讲的是事实。

Time will prove me right. 时间会证明我是对的。

(2)link v. 证明,结果是,后接形容词、副词、介词短语、名词、不定式to be

e. g. The instrument has proved useful. 这种仪器证明是有用的。

He proved an honest friend. 事实证明他是个诚实的朋友。

It will prove of little use. 结果会证明它没有什么用。

5. tear v.撕(破),扯,被撕(挂)破

e. g. He tore the photograph into pieces. 他把照片撕碎了。

Mary fell down in the street and tore her dress.玛丽在街上摔倒了,裙子挂破了。

This material tears easily. 这种料很容易破。

6. test vt.

(1)测验,考

e. g. The teacher tested the students’ knowledge of grammar.老师测验学生的语法知识。

The students were tested on their English. 学生在考英语。

(2)检验,试用,检查

e. g. They tested the new plane. 他们在检验新飞机。

(3)考查,考验

e. g. Now I had the opportunity to test myself.现在我有机会来考验我自己了。

(4) test on 在……(身上)做试验

e. g. Scientists decided to test the drug on animals.科学家决定用动物做实验来检验药品。

(5) test out考验出,检验完

e. g. He would not be able to test out his theories. 他将无法检验他的理论。

7. doubt

(1) vt. 怀疑,不相信,后接名词、代词、从句

e. g. I doubt his honesty. 我怀疑他的诚实。

I’m sorry that I doubted you before. 对不起我曾经怀疑过你。

I don’t doubt that you are honest. 我相信你是诚实的。

(2) n. 怀疑

e. g. He had no doubt on that point. 在那一点上他毫不怀疑。

There is some doubt whether John will come on time.不知道约翰能否按时到。

注意:在否定句和疑问句中,doubt后的从句用that引导,在肯定句中 doubt后的从句用whether / if引导(doubt是名词时,只能用whether)。

(3) beyond doubt毫无疑问 without (a) doubt毫无疑问,一定地in doubt怀疑,犹疑,不肯定

8. mean v.

(1) mean to do意欲,打算做

e. g. Do you mean to start an argument? 你是想辩论吗?

(2) mean doing意思是,意味着

e. g. What he said meant hiring more workers. 他的意思是再雇一些工人。

(3)mean sb. to do sth. 要某人做某事

e. g. The teacher didn’t mean you to come so early. 老师并不是要你来这么早。

注意:means n. 手段,方法,单复数相同

e. g. Every means has been tried.= All of the means have been tried.

所有的/每个方法都尝试了。

9. fix v.

(1)安排,确定

e. g. Shall we fix the price now? 我们要不要把价钱定下来?

The meeting was fixed for nine o’clock that morning.会议定于早上九点开始。

(2)修理,修补

e. g. You’d better get somebody to fix the broken machine.你最好请人把这台破机器修一下。

注意:表示“安装”时,常用fix up

e. g. fix up the light装灯  fix up the machine安装机器

(3)注视,专心于fix one’s eyes (attention/ mind) on/ upon

e. g. She fixed her eyes on the clock on the wall. 她眼睛盯着墙上的那只钟。

(4)固定e. g. He fixed the mirror on the wall. 他把镜子安在墙上。

10. protect v.

(1)保护,警戒protect…from…

e. g. He raised his arm to protect his face from the blow.他举起手臂护住脸,以免被一拳打中。

Young plants should be well protected from the cold.幼苗必须很好地保护以免受冻。

(2)防御袭击protect…against…

e. g. The hen protected its young against being attacked by the cat.

母鸡保护小鸡使其免遭猫的袭击。

11. appear, seem, look

(1) appear看起来,似乎,显得,是视觉给人的一种直觉和看法,往往有与实际不符之意。

e. g. The house appeared in good condition. 这房子好像保护得不错。

He appears (to be ) an honest man. 他看起来像个诚实的人。

(2)seem似乎,对某事物的判断虽不肯定或有怀疑之意,但还是有一定的根据,真实的可能性比appear要大。

e. g. We seemed to have heard the name. 我们似乎听过那个名字。

It seems as if there is going to be a heavy snow. 似乎将有一场大雪。

(3)look看起来,好像, 比appear含有较多真实性,侧重外观。

e. g. She looked a bit nervous. 她好像有点紧张。

It looks as if it is going to rain. 好像要下雨。

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