2022年年职称英语考试模拟综合完型填空真题三1Singing Alarms Could Save the BlindIf you cannot see, you may not be able to1 find your way out of a burning buildingand that could be fatal. A company in Leeds could change all that2_1_ directional sound alarms capable of guiding you to the exit.Sound Alert, a company_2_ the University of Leeds, is installing the alarms in a residential home for _3_ people in Sommerset and a resource center for the blind in Cumbria._4_ produce a wide range of frequencies that enable the brain to determine where the _5_ is coming from.Deborah Withington of Sound Alert says that the alarms use most of the frequencies that can be_6_ by humans. “It is a burst of white noise白噪音：音响或电力嗓音 _7_ people say sounds like static静电噪声 on the radio,” she says. “Its life-saving potential is great.”She conducted an experiment in which people were filmed by thermal-imaging cameras trying to find their way out of3 a large _8_ room. It _9_them nearly four minutes to find the door _10_ a sound alarm, but only 15 seconds with one.Withington studies how the brain _11_ sounds at the university. She says that the _12_ of a wide band 波段of frequencies can be pinpointed 极微小的more easily than the source of a narrow band. Alarms _13_ the same concept have already been installed on emergency vehicles.The alarms will also include rising or falling frequencies to indicate whether people should go up _14_ down stairs. They were _15_ with the aid of a large grant from British Nuclear Fuels.1. A) without B) with C) having D) selling2. A) run by B) changed by C) decorated by D) criticized by3. A) slow B) deaf C) blind D) lame4. A) Alarms B) Alarm C) The alarm D) The alarms5. A) noise B) sound C) music D) bell6. A) watched B) produced C) learnt D) heard7. A) where B) what C) that D) how8. A) smoked B) smoke-filled C) filled with smoke D) smoke-filling9. A) has taken B) takes C) took D) will take10. A) on B) near C) without D) from11. A) processes B) produces C) possesses D) proceeds12. A) feature B) quality C) diagram D) source13. A) basis on B) base on C) basing on D) based on14. A) or B) and C) but D) otherwise15. A) developed B) determined C) discovered D) delivered