1、Unit TwentyPersonal IdentificationWords to noteAllergic 6; Alzheimers disease 15; dormant 8; encrypt 14; hijackers 12; monitor 7; pacemaker 13; parolees 1; reassuringly 4; rubble 2; stalking 9; veterinarians 11; vulnerable 5; wander off 3; zap out 10Understanding the textPart A: Comprehending the te
2、xt1. a) 2. c) 3. d)Part B: True or falseStatementsF1. The VeriChip is an example of information technology.T2. On its own, the VeriChip is inactive.F3. The VeriChip canhold a large amount of data.F4. The VeriChips main market is security.F5. The Digital Angel may prove to be very useful in medicine.
3、T6. The VeriChip and the Digital Angel can be used together.F7. A majority of people oppose the use of the VeriChip for personal identification.T8. Children would respond favorably to the VeriChip.T9. The VeriChip may make a physical interface with a computer unnecessary.T10. Life would be more dema
4、nding without the VeriChip.Developing your skillsPart A: The structure of a passage: further practiceSectionsParagraph Numbersintroduction1 and 2applications3,4,5,6,7objections8advantages9 and 10Part B: Identifying the authors purpose: further practiceSectionsParagraph NumbersintroductionThe author
5、describes the VeriChip and the procedure for implanting it in the body.applicationsThe author describes the uses of the VeriChip in medicine (for holding medical records) and security (anti-terrorism and tracking criminals and people who get lost easily).objectionsThe author describes the objections
6、 to the use of the VeriChip (that it would restrict the freedom and privacy of the individual) but refutes them by arguing that security is more important than individual freedom.advantagesThe author describes how much young people are excited about the VeriChip and how convenient it will make our l
7、ives.Part C: Identifying the authors biasCoverageSelection of EvidenceLanguage ExpressionsThe author dedicates only part of one paragraph (paragraph 7) to a discussion of objections to the VeriChipMuch of the evidence used by the author to support the use of the VeriChip comes from the manufacturer
8、of the device, e.g. in paragraph 5, the author mentions that a doctor has already injected himself with a VeriChip, but the doctor is employed by the manufacturer of the device. Also, at the end of paragraph 7 and at the beginning of paragraph 8, the author quotes the manufacturer of the VeriChip in
9、 discussing advantages of the device.In paragraph 7, the second sentence begins with the phrase “A relatively small number of so-called freedom-lovers believe that ”. The vocabulary here is chosen to emphasize the small numbers of the objectors, and the authors use of “so-called” casts doubt on the
10、sincerity of the objectors. The use of inverted commas around the term “freedom-lovers” indicated that the author does not believe that the objectors really are lovers of freedom.Extending your vocabularyPart A: Scales of meaning Freezing cold chilly cool tepid warm hot scalding boiling Hate despise dislike be indifferent to be fond of like love adore be crazy about
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