6. Paraelectric materials can generate a current when electrodes are attached to them.

　　7. Dr. Mischenko has successfully applied his laboratory discovery to manufacturing more efficient referigerators.

　　8. Doubling the frequency of logical operations inside a microprocessor doubles the heat output.

　　9. IBM will achieve better computer cooling by combining microchannels with paraelectrics.

　　Question 10

　　Choose the appropriate letters A-D and write them in box 10 on your answer sheet.

　　10. Which method of disposing heat in computers may have a bright prospect?

　　A. Tweaking the processors?heat sinks.

　　B. Tweaking the fans that circulate air over the processor抯 heat sinks.

　　C. Shifting from single-core processors to systems of subunits.

　　D. None of the above.

　　Questions 11-14

　　Complete the notes below.

　　Choose one suitable word from the Reading Passage above for each answer.

　　Write your answers in boxes 11-14 on your answer sheet.

　　Traditional refrigerators use...

　　11...pumps to drop temperature. At present, scientists are searching for other methods to produce refrigeration, especially in computer microprocessors....

　　12...materials have been tried to generate temperature drops five times bigger than any previously recorded. ...

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