According to the first video clip, Chinese used _______ as money 5000 years ago.

What can be served as money according to the speaker?

A．Things that are considered valuable by everybody.

B．Things that can be used by everybody.

C．Things that may be found easily.

According to the first two paragraphs, we can learn that

A．clean energy business is booming while the risks are totally overlooked.

B．venture capitalists have wasted much money on "hippy-dippy tree hungers".

C．clean energy business is surging and changes the venture capital market.

D．the information-technology industry is correspondingly shrinking fast.

According to the first paragraph, we know centenarians will probably

A．receive a birthday card from the British queen.

B．be called to donate a sample of their DNA for study.

C．be asked to reveal the secret of their longevity.

D．participate in a competition to win big money.

Chinese farmers are earning ______ money per capita today as they did fifteen years ago.

A．more than twice

B．as twice

C．twice more than

D．more than twice as much

Which of the following statements is true according to this contract?

A．Dr. Balignant has a 20-day vacation each year but with no pay.

B．Dr. Balignant could get a sum of money for lodging.

C．Dr. Balignant has to contribute to the Saint Lewis Hospital Health Benefit Project three months later.

D．The agreement cannot be changed without the permission of the government.

Which of the following statements is wrong according to the passage?

A．The amount of money sent home by migrant workers to their families in Latin America has reached more than $62 billion.

B．The number of the money could surplus $100 billion in four years' time.

C．The combined total of all direct foreign investment and foreign aid to Latin America is less than all the remittances by the migrant workers.

D．The money will increase at an annual rate of 20%.

According to the classical model, an increase in the money supply causes

A.output to increase in the long run.

B.interest rates to fall in the long run.

C.prices to rise in the long run.

D.the unemployment rate to fall in the long run.

Which of the following statements about a money market is NOT true according to this passage?

Which of the following statements is correct according to this article?

A．Good money refers to gold or silver coins while "bad money" metallic coins.

B．Good money refers to gold or silver coins while "bad money" alloy coins.

C．Issuance of coins to replace the silver coins intended to save money.

D．Present coins are cheaper than its face value.

Which of the following statements is TRUE according to the text?

A．People spend money for exactly the same reason that they need to buy things.

B．Business people and advertisers can use the psychology of people's spending habits to increase sales.

C．Business people understand the psychology of compulsive buying better than scientists do.

D．Compulsive bargain hunters do not have problems with money.