Singing Alarms Could Save the Blind If you cannot see, you may not be able to find your wa - 试题答案网问答

第1题

Singing Alarms Could Save the BlindIf you cannot see, you may not be able to find your way

Singing Alarms Could Save the Blind

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 change all that(51)directional sound alarms capable of guiding you to the exit.

Sound Alert, a company(52)the University of Leeds, is installing the alarms in a residential home for(53)people in Sommerset and a resource centre for the blind in Cumbria.(54) produce a wide range of frequencies that enable the brain to determine where the(55)is coming from.

Deborah Withington of Sound Alert says that the alarms use most of the frequencies that can be(56) by humans. "It is a burst of white noise(57)people say sounds like static 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 of a large(58)room. It(59)them nearly four minutes to find the door(60)a sound alarm, but only 15 seconds with one.

Withington studies how the brain(61)sounds at the university. She says that the(62) of a wide band of frequencies can be pinpointed more easily than the source of a narrow band. Alarms(63)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(64)down stairs. They were(65)with the aid of a large grant from British Nuclear Fuels.

A．without

B．with

C．having

D．selling

点击查看答案

第2题

根据材料，回答题。 Singing Alarms Could Save the BlindIf you cannot see， you may not be able

根据材料，回答题。

Singing Alarms Could Save the Blind

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 change all that_________ （51 ） directional sound alarms capable of guiding you to the exit.

Sound Alert， a company " _________ （52） the University of Leeds， is installing the alarms in a residential home for_________ （53 ） people in Sommerset and a resource centre， for the blind in Cumbria. _________ （52 ） produce a wide range of frequencies that enable the brain to determine where the_________ （55 ） is coming from.

Deborah Withington of Sound Alert says that the alarms use most of the frequencies that can be _________ （56） by humans. "It is a burst Of white noise _________ （57） people say sounds hkestatic 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 of a large_________ （58） room. It _________ （59） them nearly four minutes to find the door_________ （60） a sound alarm， but only 15 seconds with one.

Withington studies how the brain _________ （61） sounds at the university. She says that the_________ （62） of a wide band of frequencies can be pinpointed mote easily than the source of a

narrow band. Alarms_________ （63）the same concept have already been installed on emergency vehicles.

The alarms will also include rising or failing frequencies to indicate whether people should goup_________ （64） down stairs. They were _________ （65 ） with the aid of a large grant from British

Nuclear Fuels.

回答（51）题查看材料

A.without

B.with

C.having

D.selling

点击查看答案

第3题

根据下列文章,请回答 51～65 题。 Singing Alarms Could Save the Blind If you cannot see,

根据下列文章,请回答 51～65 题。

Singing Alarms Could Save the Blind

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 (静电噪音) on the radio," she says. "Its life-saving potential is_________ (7)."

She conducted an experiment in which people were filmed by thermal-imaging (热效应成像) 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 (精确地确定) 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 题

A．change

B．cure

C．demand

D．set

点击查看答案

第4题

Singing Alarms Could Save the Blind If you cannot see, you may not be able to find yo

Singing Alarms Could Save the Blind

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______________(51) all that with directional (定向的) sound alarms capable of guiding you to the exit.

Sound Alert, a company run______________(52) the University of Leeds, is installing the alarms in a residential home for______________(53) people in Sommerset and a resource centre for the blind in Cumbria. The alarms produce a ______________ (54) range of frequencies that enable the brain to______________(55) where the sound is coming from.

Deborah Withington of Sound Alert says that the alarms use most of the frequencies that can be______________(56) by humans. "It is a burst of white noise that people say sounds like static (静电噪音) on the radio," she says. "Its life-saving potential is ______________(57)."

She conducted an experiment in which people were filmed by thermal-imaging (热效应成像) cameras trying to find their______________(58) out of a large smoke-filled room. It______________(59) them nearly four minutes to find the door without a sound alarm,______________(60) only 15 seconds with one.

Withington studies how the brain______________(61) sounds at the university. She says that the______________(62) of a wide band of frequencies can be pinpointed (精确地确定) more easily than the source of a narrow band. Alarms______________(63) on the same concept have already been installed on emergency vehicles.

The alarms will also include rising or falling frequencies to ______________(64) whether people should go up or down stairs. They were______________(65) with the aid of a large grant from British Nuclear Fuels.

第 51 题

A．change

B．cure

C．demand

D．set

点击查看答案

第5题

Rapping could be described as speaking or singing words______.A．at a slow speed over music

Rapping could be described as speaking or singing words______.

A．at a slow speed over music with quick beats

B．at a fast speed over music with slow beats

C．at a fast speed over music with quick beats

D．at a slow speed over music with slow beats

点击查看答案

第6题

The author mentions all the following facts EXCEPT that

A.A.Stevie" s neighbors could often enjoy his playing and singing

B.B.it was Ronnie White that recognized Stevie" s talent and led him to a successful career

C.C.Berry Cordy helped him to set up his own recording company

D.D.Stevie" s parents played a very important part in training his sense of hearing

点击查看答案

第7题

The author mentions all the following facts EXCEPT that ______.A．Stevie's neighbors could

The author mentions all the following facts EXCEPT that ______.

A．Stevie's neighbors could often enjoy his playing and singing

B．It was Ronnie White that recognized Stevie's talent and led him to a successful career

C．Berry Gordy helped him to set up his own recording company

D．Stevie's parents played a very important part in training his sense of hearing

点击查看答案

第8题

The author mentions all the following facts EXCEPT that______.A．Stevie's neighbors could o

The author mentions all the following facts EXCEPT that______.

A．Stevie's neighbors could often enjoy his playing and singing

B．it was Ronnie White that recognized Stevie's talent and led him to a successful career

C．Berry Cordy helped him to set up his own recording company

D．Stevie's parents played a very important part in training his sense of hearing

点击查看答案

第9题

The author mentions all the following facts EXCEPT that________A.Stevie’s neighbors could

The author mentions all the following facts EXCEPT that________

A.Stevie’s neighbors could often enjoy his playing and singing

B.it was Ronnie White that recognized Stevie’s talent and led him to a successful career

C.Berry Cordy helped him to set up his own recording company

D.Stevie’s parents played a very important part in training his sense of hearing

点击查看答案

第10题

The author mentions all the following facts EXCEPT that______.[A] Stevie's neighbors could

The author mentions all the following facts EXCEPT that______.

[A] Stevie's neighbors could often enjoy his playing and singing

[B] it was Ronnie White that recognized Stevie's talent and led him to a successful career

[C] Berry Cordy helped him to set up his own recording company

[D] Stevie's parents played a very important part in training his sense of hearing

点击查看答案