Learn new words and phrases

1. astronomer: n 天文學(xué)家;astronomy: n 天文學(xué)

2.explode: v 爆炸,由此聯(lián)想：explosive: a 爆炸性的/n 炸藥;explosion: n 爆炸

1). When the bomb______, many people were seriously wounded.

2). The unexpected ________ frightened the little girl.

3). It might be possible to convert _____ energy into heat.

Answers: exploded, explosion, explosive

3. density: n 密度;聯(lián)想產(chǎn)生：dense: a 密度大的，反義詞：sparse;

densely: ad高密度地;densely-populated人口稠密的;sparsely-populated人口稀疏的

1). The ____ fog kept the travelers from finding the correct direction.

2). The business area of the city is _____ populated.

3). This liquid has a much greater ____ than water.

Answers: dense, densely, density

4. shrink: v 收縮、退縮、縮水

1). As a result of careless washing, the jacket has shrunk to a child's size.

2).The girl shrinks at the sight of blood.

5. measurement: n 衡量、測(cè)量;

由此聯(lián)想：measure: n措施/v 衡量、測(cè)量;measurable: a 可衡量的，可測(cè)量的

1). We must take _____ to protect our environment.

2). We have come within ______ distance of success.

3). Clocks give us a ______ of time.

4). There the rainfall is ______ not in inches but in feet.

Answers: measures, measurable, measurement, measured

6.implication: n 含義、暗示;imply: v 暗示

7. basis: n 基礎(chǔ)、根據(jù)，

由此可以聯(lián)想得到：base: n 底部;v 以…為底，為根據(jù);basic: a 基礎(chǔ)的，根本的;

basically: ad 根本上來說,

1). If you want to improve your English, you must have a solid ______.

2). The furniture of out dorm is really _____: two beds, two chairs and tables.

3). The charges are false for they are not ______ on proven facts.

4). Since no better plan can be worked out, we have to adopt the ____ workable one.

Answers: basis, basic, based, basically

8. observatory: n 天文臺(tái);由此可以聯(lián)想得到：

observe: v 觀察;observation: n 觀察;observer: n 觀察家

9. convincing: a 有說服力的，使人信服的;convince: v 使人信服;convinced: a 感到有說服力的，常見搭配：convince sb of sth; convince sb that

1). He gave us a convincing speech.

2). He convinced me f his sincerity.

10. operate: v 運(yùn)轉(zhuǎn)、操作、動(dòng)手術(shù);operation : n 手術(shù)，操作;operator: 操作者

11. research into對(duì)…進(jìn)行研究

She is researching into possible cures for AIDS.

12. swallow up: 吞沒、耗盡

Many small businesses have been swallowed up by large companies.

13. apply to sb/sth：適用于某人/某事，請(qǐng)對(duì)比：

apply to sb for sth向某人申請(qǐng)某事;apply A to B將A 應(yīng)用于B

1). You should apply what you have learned to your work.

2). I applied to him for a new job.

3). The study method doesn't apply to everyone

Analyze the important sentences among the text

1. Well, it's difficult to answer this question, since the terms we would normally use to describe a scientific phenomenon are inadequate here.(p1)

譯：哦，這個(gè)問題很難回答，因?yàn)槲覀兺ǔＳ脕砻枋鲆环N科學(xué)現(xiàn)象的現(xiàn)有術(shù)語在這里不夠用。

句子分析：it是形式主語，to answer this question是句子主語;since引導(dǎo)原因狀語從句，we would normally use to describe a scientific phenomenon是定語從句，修飾terms; inadequate: 不充分的，不合格的。

2. Astronomers and scientists think that a black hole is a region of space not a thing into which matter has fallen and from which nothing can escape---not even light. (p1)

譯：天文學(xué)家和科學(xué)家認(rèn)為黑洞是一個(gè)空間區(qū)域，而不是一個(gè)物體，物質(zhì)會(huì)掉進(jìn)黑洞而沒有物體可以從中逃脫出來，即使是光也不行。

句子分析：into which和from which引導(dǎo)兩個(gè)定語從句，介詞：into和fall搭配;from 和escape搭配。這種介詞+which的定語從句的形式請(qǐng)多注意。

3. The theory is that some stars explode when their density increases to a particular point. (p2)

譯：(關(guān)于黑洞形成的)理論就是一些星球的密度增長到某個(gè)特定的點(diǎn)就會(huì)爆炸。

句子分析：這是一個(gè)主系表結(jié)構(gòu)句。that用來引導(dǎo)表語從句，不可省略。其中又包含一個(gè)when引導(dǎo)的時(shí)間狀語從句。to a particular point是達(dá)到某一個(gè)特定的點(diǎn)的含義。更多上海自考串講筆記請(qǐng)聯(lián)系上海自考在線老師【點(diǎn)擊咨詢】