2017全新版大学英语综合教程3第三单元课后答案

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　　Unit 3 Security

　　Text A

　　Content Questions

　　1. No.

　　2. No.

　　3. It has been replaced by an era when people employ various secuirty devices at home.

　　4. Small notices announcing that the premises are under surveillance by this security force or that

　　guard company.

　　5. The insurance company tries to impress the public that it will ensure your safety by paying for

　　your losses.

　　6. An atmosphere of fear and distrust.

　　7. Because they feel threatened and want to keep outsides away.

　　8. No. They are by now the most sophisticated of security sites.

　　9. It is a way to hold the terrorists, real and imagined, at bay.

　　10. To tell whether their friend or client is telling lies.

　　11. All is done in the name of “security”. But according to the author, America, with all this

　　“security”, is perhaps the most insecure nation in the history of civilization. 12. We may have locked the evils out, but in so doing we have locked ourselves in.

　　Text Organization

　　1.

　　2.

　　1) Doors are not left unlocked either in cities or in rural areas.

　　2) Dead-bolt locks, security chains, electronic alarm systems and trip wires are widely in use.

　　3) Suburban families have steel bars built in sliding glass doors.

　　4) Small notices warning against burglary are commonly seen pasted on the windows of the most

　　pleasant of homes.

　　5) Access cards are required of those who work with medium to large-size companies.

　　6) Airport security uses electronic X-ray equipment to guard against terrorism.

　　7) Businessmen employ new machines linked up to their telephone to help determine whether the

　　caller is telling lies or not.

　　Suburban housewives wear rape whistles on their key chains.

　　Text Organization

　　1.

　　2.

　　1) Doors are not left unlocked either in cities or in rural areas.

　　2) Dead-bolt locks, security chains, electronic alarm systems and trip wires are widely in use.

　　3) Suburban families have steel bars built in sliding glass doors.

　　4) Small notices warning against burglary are commonly seen pasted on the windows of the most

　　pleasant of homes.

　　5) Access cards are required of those who work with medium to large-size companies.

　　6) Airport security uses electronic X-ray equipment to guard against terrorism.

　　7) Businessmen employ new machines linked up to their telephone to help determine whether the

　　caller is telling lies or not.

　　Suburban housewives wear rape whistles on their key chains.

　　Language Sense Enhancement

　　I. 1) electronic

　　5)

　　7) 9) 共2页: 上一页