现代大学英语5--第六课课后练习答案

B. Comment on the style of writing of the following statements, paying attention to structure, diction,tone, rhetorical devices, etc. 1. The three sentences have a common contrasting pattern, by using "and yet" to introduce a contrast. 2. Note the framing of ideas in the sentence. The succinctness of the statement lies in the way the idea is formulated which is an expression difficult to imitate by non-native speakers and yet this is what they should aim at learning. It is another example of chiasmus.
to tune in ( to) (a channel) to adjust the controls of a radio. TV, etc. so that it receives a certain- program to tune in to the BBC World .Service tune in next week at the same time. in a context in a circumstance in which sth. happens or in which sth. is to he considered In the context of the present economic crisis it seems unwise to lower taxes. to go over to sth. to change from one side opinion, habit, system, etc. to another two Conservative MPs went over to the Liberals.
to flog a dead horse to waste one's effort on an activity or a belief that is already rejected or has long been accepted; to argue on issue that is already settled tried to get Bob to come dancing with us, but it was like flogging a dead horse, because he said he hated dancing.
二、课后练习
第六课 vocaoulary A. Look up the following words and phrases. Select the meaning that best suits the sentence in which appears. 1. whatever occupies .space and 'is perceptible to the senses in some way 2. being from another world 3. identifying characteristics or marks 4. deteriorated; disgraceful 5. to accept sth. in place of what is hoped for
6. common or hackneyed character 7. (colloq) in betting a choice that has only a slight chance of winning and hence carries great odds against it 8. a small pond. (as in a garden) 9. containing formal and serious matter 10. to defeat (sb. ) by reaching (a goal) first: lo win a competition, esp. over time
Para35: This paragraph has a double duty; one is to develop the idea put forward by Gibson; the other is to pave the way for Paras 36 and 37 by asking the two questionsΒιβλιοθήκη Baiduthat will be answered in these two paragraphs. Para 39: posing questions at the end of a paragraph serves as transition. The question posed at the end of Para 39 serves this purpose and is expected to be answered in the following paragraphs.
5. This is an inverted sentence with purpose of smooth transition and emphatic effect, so that the word “evidence" which the author wants to stress comes at the end of the sentence and stands out. 6. What Lowell really said is a criticism of the wars and other conflicts among people (nations) on Earth. 7. The word "alas" should have expressed sorrow, pity or regret. Yet the author here is using it in a mocking way
第六课
一、课文短语
in some cases in some instances, the pain goes away slowly. at the brink of at the point of scientists are at the brink of making a breakthrough in the treatment of cancer shot through with containing much of (a quality); suffused with sth. -conversation shot through with humor.
Para 21: The first .sentence of the paragraph is a transitional sentence, leading to the Fermi parade and the four possibilities, and then to the exploration of Mars. That is, from assumption to explantion and exploration. Para 28: This paragraph serves as a transition from the previous idea of "two-decade funk" to the change of mood. The last part of the last sentence of the paragraph begins the shift to the new topic of meteorite.
to mess with sb./sth. (informl) to interfere with .sb. /sth. --Don' t mess with her; she's got a violent temper. to be burned at the stake (formal) to be put to death by being tied to a post and burned -The old woman 'was accused of witchcraft and burned at the stake. to put sth. into a Funk to cause .sb. /sth. a low mood --The setback put the project into several years funk.
IV. Questions on Appreciation A. Organization 1. The piece can be divided into seven sections with main idea for each section; (1) Paras 1-2: the emergence of life (2) Para 3: (a transitional paragraph) what else is alive out there (3) Paras 4-10: search for life
3. The author is using the phrase "full-scale invasion" in a humorous way, comparing the full-scale invasion . With one scientific instrument after another landing on the Mars,it is like the landing of an invasion army. 4. The whole idea is contained in a statement with the following pattern: they don't wonder why they are... they wonder why they aren't. The author use negative and positive element in a reversed way in the two parts of this statement, which makes the ideas stand out and the sentence more humorous.

(4) Paras 11-23: search for intelligence (5) Paras 24-42: Mars (6) Paras 43-455: Dyson’s argument (7) Paras 46-51: conclusion
2. Study the paragraphs carefully and point out how smooth paragraph transition is achieved. Paragraphs 3,8,21,28,35,39 Para 3: Para 3 is a one-sentence paragraph for emphasis. It serves as a transition, leading to discusions about life beyond earth. Para 8; Para 8 serves as another transition, moving from speculation to naming the field of research