Ifyou wantto save your money in a bank, you should opea a______ first.

A.48 dollars.

B.60 dollars.

C.71 dollars.

D.72 dollars.

听力原文：W: What exactly do you mean by a friend？

M: Well, it should be someone you know you can rely on, someone who will help you ifyou need help, who'll listen to you when you talk about your problems.

Q: What are they talking about？

(16)

A．How to solve problems.

B．Someone whom they can rely on.

C．Someone who will listen to them.

D．What a real friend should be.

听力原文：M: I'd like to have a look at this silk tie. How much does it cost.

W: One is six dollars, but you'll save one dollar for each ifyou buy a dozen.

How much will the man pay for a dozen ties？

(13)

A．48 dollars.

B．60 dollars.

C．71 dollars.

D．72 dollars.

B．SET SYSMENU YO DEFAULT

C．SET SYSMENU ON

D．SET SYSMENU TO

Why did the old lady wantto give money to Bryan？

A.Sherecognized Bryan was a friend of hers．

B.Shewanted to pay him for the new tire．

C.Shetried to keep clear of trouble．

D.Shethought he might get angry．

A.Sherecognized Bryan was a friend of hers．

B.Shewanted to pay him for the new tire．

C.Shetried to keep clear of trouble．

D.Shethought he might get angry．

A.spare

B.spend

C.share

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