大学英语综合教程第三册_Unit3课件

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Unit 3: SecurityText A: The Land of Lock

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Part I:Introduction of Author

Bob Greene is a Chicago Tribune columnist for whom life appears to have peaked at a 1964 Jan and Dean concert in his native Columbus, Ohio.

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Greene's frequent ink-stained trips to the past tell us that though we've gained much as time has marched forward, we have lost much as well. We have lost, as Greene emphasizes, our inability to escape the technology that aids us. This test “The Land of The Lock” is just a good example of his works.3

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CultureCrime prevention: In the United States today, Americans are growing more concerned with their security. It is reported that the crime rate is soaring. To help people protect themselves from crime, police departments in many states have offered to citizens safety tips:4

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Tips:Avoid walking or running alone at night. Instead go walking or jogging with a friend. Always walk in well-lighted areas. Avoid the use of short cuts. After dark, keep away from large bushes or doorways where someone could be lurking.

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I. Text Organization Part 1: Paras. 1-3: In America the era of leaving the front door on the latch at night is over. Part 2: Paras. 4-15: A new atmosphere of fear and distrust creeps into every aspect of daily life. As a result, security devices, in varied forms, are put to use. Part 3: Paras. 16-end: By locking our fears out, we become prisoners of our own making.6

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II. Various kinds of security devices: 1) Dead-bolt locks, security chains, electro-nic alarm systems and trip wires are widely in use. 2) Suburban families have steel bars built in sliding glass doors. 3) Small notices warning against burglary are commonly seen pasted on the windows of the most pleasant homes.

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4) Access cards are required of those who work with medium- to large-size companies. 5) Airport security uses electronic X-ray equipment to guard against terrorism. 6) Businessmen use new machines linked up to their telephones to help detect whether the caller is telling lies or not. 7) Suburban housewives wear rape whistles on their key chains.

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III. Features of Writing in the text 1. When we read, we are not only learning new vocabulary or structure, but also looking for key information. Identifying keywords is even more important if our reading time is not that plentiful. “Lock” is the keyword in this text, by locating “lock’s” throughout the text, we get a pretty good idea of what this essay is about.9

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2. There are several examples of comparison and contrast in this article: Para l vs. Para 4, Para l0 vs. Para 1l, Para l2 vs. Para 13. The first pair acts as the opening of the whole piece of writing. The latter two are just two supporting details for the central argument. 3. Other devices: It is interesting to see how the author threads his narration back and forth between the past and present. Never for once he does write “in the past” or “at present” explicitly.

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The writer has still cleverer devic

es at hand, like a subtle tense change (e.g. simple past in Para. 1 vs. present perfect in Para. 4), a phrase that indicate an old habit in contrast with a phrase indicating the current state (i.e. “used to” vs. “no longer” in Para. 11), or a summary sentence ( It wasn’t always like that” in Para.12).

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1. on the latch: (of a door) closed but not locked --Don’t forget to leave the front door on the latch if you go to bed before I come back. 2. close up: shut sth. esp. temporarily --I want so much to close up my store and go traveling for a couple of months. --On the New Year’s Eve the stores in the town are all closed up. c.f. A close-up snap-shot12

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3. vulnerable: exposed to danger or attack; unprotected -- Compared with Saudi Arabian soccer team, the Chinese team is more vulnerable. -- Museums in the developing world often have fewer security measures and thus remain more vulnerable to thefts.

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4. statistics: collection of information expressed in numbers --The US Immigration and Naturalization Service said government statistics on foreign workers were incomplete. --The statistics indicate that roughly every 22 years a major drought occurs in the United States.

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5.allegedly: stated or declared as a factallege: state as a fact but without proof --He is allegedly a thief. --The newspaper reporters alleged that the man was murdered but they have given no proof. 6. tranquil: calm, quiet and undisturbed -- The hospital aims to bring peace and comfort to the dying by offering expert care and a tranquil atmosphere.15

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7. at any rate: in any case; whatever happens --At any rate, orders must be obeyed. -- At any rate, the task must be fulfilled