綜合類模擬題及答案：完形填空Singing Alarms

　　If you cannot see， you may not be able to find your way out of a burning building - and that could be fatal.

　　A company in Leeds could ___________(1) all that with directional(定向的) sound alarms capable of guiding you to the exit.

　　Sound Alert， a company run _________(2) the University of Leeds， is installing the alarms in a residential home for _________(3) people in Sommerset and a resource centre for the blind in Cumbria. The alarms produce a _________ (4) range of frequencies that enable the brain to_________ (5) where the sound 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 that people say sounds like static (靜電噪音) on the radio，" she says. "Its life-saving potential is_________ (7)."

　　She conducted an experiment in which people were filmed by thermal-imaging (熱效應成像) cameras trying to find their _________ (8) out of a large smoke-filled room. It_________ (9) them nearly four minutes to find the door without a sound alarm，_________ (10) only 15 seconds with one.

　　Withington studies how the brain _________(11) sounds at the university. She says that the _________ (12) of a wide band of frequencies can be pinpointed (精確地確定) more easily than the source of a narrow band. Alarms _________ (13) on the same concept have already been installed on emergency vehicles.

　　The alarms will also include rising or falling frequencies to_________ (14) whether people should go up or down stairs. They were_________ (15) with the aid of a large grant from British Nuclear Fuels.

　　第 51 題　　A.change　　B.cure　　C.demand　　D.set

　　【正確答案】： A

　　第 52 題　　A.to　　B.along　　C.by　　D.with

　　【正確答案】： C

　　第 53 題　　A.slow　　B.deaf　　C.blind　　D.lame

　　【正確答案】： C

　　第 54 題　　A.close　　B.wide　　C.small　　D.high

　　【正確答案】： B

　　第 55 題　　A.form　　B.affect　　C.create　　D.determine

　　【正確答案】： D

　　第 56 題　　A.watched　　B.made　　C.learnt　　D.heard

　　【正確答案】： D

　　第 57 題　　A.unlikely　　B.uncertain　　C.great　　D.little

　　【正確答案】： C

　　第 58 題　　A.life　　B.way　　C.method　　D.skill

　　【正確答案】： B

　　第 59 題　　A.took　　B.spent　　C.used　　D.had

　　【正確答案】： A

　　第 60 題　　A.but　　B.even　　C.so　　D.if

　　【正確答案】： A

　　第 61 題　　A.processes　　B.produces　　C.takes　　D.refuses

　　【正確答案】： A

　　第 62 題　　A.feature　　B.quality　　C.diagram　　D.source

　　【正確答案】： D

　　第 63 題　　A.accepted　　B.based　　C.kept　　D.focused

　　【正確答案】： B

　　第 64 題　　A.describe　　B.demand　　C.consider　　D.indicate

　　【正確答案】： D

　　第 65 題　　A.developed　　B.bought　　C.discovered　　D.sent

　　【正確答案】： A