unit3(练习题答案).pptVIP

2008 Annual Teaching Contest—“Hope Cup” School of Foreign Studies Gao Li College English Book Ⅲ （全新版）大学英语Ⅲ School of Foreign Studies 外国语学院 Unit 3 Security Discussion Discussion With Shooting incident raging, a tragedy happened nearly every month. American people take possession of 250 million guns, which makes the security situation even worse. General Introduction 内容简介 The Land of the lock America is deteriorating from “the Land of Free” into the “the most insecure nation ”. 1.Doors are not left unlocked either in cities or rural areas. “路不拾遗，夜不闭户”成为历史 2.Security Systems were put to use 防盗设备层出不穷 3.Steel Bars against theft 防盗窗遍布 4.Notices against burglary 防盗警示 Small notices warning against burglary are commonly seen pasted on the windows of the most pleasant homes. 5.Access cards are required 通行证成为必须 Access cards are required of those who work with medium- to large-size companies. 6.High Intensity Light in the neighborhood 7.Airport has tightened up security checks 机场加强警戒 Airport security uses electronic X-ray equipment to guard against terrorism. The Lock of Soul 心灵之锁 Question We have the most sophisticated (复杂的，尖端的） locks and keys of all time. Does it follow that we have a securer life than ever before? Discussion Background Information Background Information Background Information Background Information Background Information Background Information At Present Conclusion 结论 We may have locked the evils out, but in so doing we have locked ourselves in. We have become the prisoners of ourselves. 我们或许是把邪恶锁在了门外，但在这么做的同时 我们把自己锁在里边了。 我们成了自己的奴隶。 Text A  Land of the Lock Viewed from the angle of logical thinking, the text adopts the cause-effect structure: the crime rate rising, fear and distrust, lead to various security devices, which in turn makes the Americans prisoners of their own making. Viewed from the angle of writing, the text adopts a writing m