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自考“英语(二)”完整讲义(21)

2007-09-04 16:01   【 】【我要纠错

  Unit 2 练习:

  1.词汇英译汉:

  escape, explode, collapse, shrink, gravity, measurement, basis, launch, convincing, companion,

  speculation, swallow, operate, to make use of, a great many, above all

  2.句子英译汉:

  1) Astronomers and scientists think that a black hole is a region of space into which matter has fallen and from which nothing can escape.

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

  3) Some people think that the Start of Bethlehem could have been a supernova.

  4) If a man fell into a black hole, he would think that he reached the center of it very quickly.

  5) It is only recently that astronomers have begun specific research into black holes.

  6) On the other hand, scientists have suggested that every advanced technology could one day make use of the energy of black holes for mankind.

  7) There might be a massive black hole at the center of our galaxy swallowing up stars at a very rapid rate.

  8) They show us a world which operates in a totally different way from our own and they question our most basic experience of space and time.

  3 句子汉译英

  黑洞是什么,天文学家还没有完全解决这个问题。

  Astronomers have not yet fully solved the problem of what a black hole is.

  据说黑洞可以将其周围的一切物体,如星星吞食掉。

  It is said that black holes are able to swallow up all the objects around them, such as stars .

  对黑洞的研究刚刚开始,各种各样的假说层出不穷。

  The research of black holes is just beginning and speculation about them are endless.

  科学家仍不能说出黑洞内发生了什么。

  Scientists still can not tell what happens inside a black hole.

  It is still impossible for scientists to tell what happens inside a black hole.

  如果我们认识了黑洞,黑洞就不那么可怕了。

  If we understood black holes, they would not be so fearful .

  Black holes will not be so fearful if we get to know them.

  历年考题:

  1.Astronomers and scientists think that a black hole is a region of space ______ which matter has fallen and ______ which nothing can escape.

  A.towards … towards B.into … from C.out of … from D.through… from

  答案是B.考点:定语从句中介词+which 的结构;fall into 掉进去; escape from 从… 逃离。

  2.汉译英:要说出黑洞里面发生了什么是不可能的。(不定式作主语)

  答案:It is impossible to say what happens inside the black hole.

  3.汉译英: 只是在最近天文学家才开始对黑洞进行具体研究。(强调句型)

  答案:It is only recently that astronomers have begun specific research into black holes.

  4.汉译英: 有些星辰的密度达到某一点就会爆炸。

  答案:Some stars explode when their density increases to a certain point .

  Unit 2 单元课后练习

  Ⅰ Word Spelling

  1.密度 n.d _ _ _ _ _ _ _ _

  2.(使)倒塌,(使)崩溃 v.c _ _ _ _ _ _ _ _

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