六级练习2014.12.06
[audio]http://sound.yywz123.com/tingbbs/cet6/cet620141206.mp3[/audio]Taking a few steps to the side, our camera crew finds itself under observation. As it turns out, it's not only our cameraman _________________________________. There is this camera hidden in a pair of glasses. Next to a dummy is a suitcase. Anyone who tries to appropriate it will be dealt a high-voltage shock.
Stawt demonstrates elaborate devices developed by the CIA and KGB. "One example that I particularly like is the shoe, concealment device, see here and used by KGB in the 1980s. Concealment devices basically could be any every day object, in which you hide potentially incriminating materials. So typically film, _________________________________."
This vodka bottle, as well as this jar of face cream, were used to transport microfilm. And this crest was given to the American ambassador by Soviet pioneers. Only 6 years later Embassy employees discovered that it had an electronic bug built in. _________________________________, the museum exhibits look more like props for filming spy movies. But some of them are still used by real spies.
**** Hidden Message ***** who records everything that's happening around us
but could be could be communication of equipment
she has given the background of the morden computer technology who recalls everything that happened around us.
but it could be communications eqiupment.
see again is the backgroud of modern computer technologies.
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