You can have your mail collected from a mailbox by a neighbour if you are away for more than a day.

A.whatever

B.whichever

C.what

D.how

, the results are not always accurate. Lie detectors are commonly【C1】______as emotion detectors, for their aim is to【C2】______bodily changes that contradict what a 28 says. The lie detector records changes【C4】______heart rate, breathing, blood pressure, and the electrical【C5】______of the skin. In the first part of the【C6】______, you are electronically connected to the ma chine and【C7】______a few neutral questions("what is your name？" etc). Your physical reactions serve【C8】______the standard for evaluating what comes【C9】______. Then you are presented with a few【C10】______questions among the neutral ones("When did you rob the hank？" ). The idea is that if you are【C11】______, your body will reveal the truth, even if you try to【C12】______it. Your heart rate and breathing will change【C13】______as you respond to the question.

That is the theory, but psychologists have found that lie detectors are simply not【C14】______. Since most physical changes are the same across【C15】______emotions, lie detectors cannot tell【C16】______you are feeling angry, nervous or excited.【C17】______people may be tense and nervous【C18】______the whole procedure. They may react physiologically to a certain word("bank")not because they robbed it, but because they recently used a bad check. In either【C19】______, the machine will record a "lie" .

On the other hand, some practiced liars can lie【C20】______hesitation, so the reverse mistake is also common.

【C1】

A．fixed

B．designed

C．known

D．produced

Being a shareholder of a public company means that ______.

A．you have a say in the daily management of the company

B．you become a member of the board of directors

C．you have one vote per share to elect the board of directors

D．you can air your view on how to run the company

If you _____your work, you can go there first.

A：will finish

B：finished

C：finishing

D：have finished

-- Can I have a look at your letter, please？

-- ___________.

A.Excuse me, you can't

B.I'm afraid you can't

C.I can't agree with you

D.Yes, thank you

Everything () to your satisfaction. You can be sure of that.

A、had been arranged

B、have arranged

C、will be arranged

D、arranging

A. What's your telephone number

B. Can I have your telephone number

C. Can I help you

D. Can you make your telephone number

Can I have a look at your passport？ _________.

A. It is

B. Here is it

C. Here you are

D. No, you can't

A.presupposes

B.entails

C.is inconsistent with

D.is synonymous with

A.Since

B.Now

C.Because

D.As