下列关于实质货币的说法正确的是()。
A:实质货币本身不具有价值
B:大多数早期的商品货币，如牛、米、皮革等，属于实质货币
C:如果市场上实质货币价值大于面值，则金属将流入铸币厂被铸成金币
D:如果市场上实质货币价值小于面值，则金属将流入铸币厂被铸成金币
E:由于通常铸币是自由铸造的，铸币面值与其实际价值最终将相等

下列各项中，关于货币具有时间价值的原因有（　）。

A.货币的购买力会受到通货膨胀的影响而降低

B.现在持有的货币可以用作投资，从而获得投资回报

C.生产与制造产生了货币的时间价值

D.未来的投资收入预期具有不确定性

E.铸币厂生产货币也需要时间

下列关于实质货币的说法正确的是（)。
A.实质货币本身不具有价值
B.大多数的早期的商品货币，如牛、米、皮革等用于非货币用途的价值，属于实质货币
C.如果市场上实质货币价值大于面值，则金属将流入铸币厂被铸成金币
D.如果市场上实质货币价值小于面值，则金属将流入铸币厂被铸成金币
E.由于通常铸币是自由铸造的，铸币面值与其实际价值最终将相等

Jarden Zinc (锌) Products, a large zinc plant a few miles outside Greeneville, Tennessee, has a special claim. Since 1982, it has been the only supplier of penny blanks for the U. S. Mint (铸币厂). It’s a good business for Jarden — since 2000, the company has earned more than $800 million. But it may not be a good deal for the U. S.(76) The value of the penny has been dropping for years. In 2006’ it began to cost more than a penny to make a penny. It now costs 2¢ to produce a 1¢ coin. Many countries have stopped using pennies. Is it time for the U. S. to do the same?Jarden and the zinc industry are fighting to keep the penny. Since 2006, Jarden has given $1.2 million to Americans for Common Cents (ACC). The group’s mission is to keep the penny in use. Mark Weller is ACC’s executive director. He argues that there are three main reasons for keeping the penny: Without it, we would become more reliant on the five-cent coin, which also has problems; charities (慈善机构) that depend on penny drives would not be able to raise as much money; and a 2012 survey shows that 67% of Americans want to keep the penny. (77) Many people surveyed said they feared they would end up paying more for products.Many experts disagree with ACC. They point to the dozens of countries that have gotten rid of their lowest-value coins without raising prices for consumers. And charities don’t seem too concerned either.President Barack Obama says the mint could explore using cheaper metals to make pennies. Steel is less expensive than zinc. Pennies are 97. 5% zinc and 2. 5% copper. But no matter what it is made of, the penny’s days may be numbered. Most in-store purchases are now made with credit cards, not cash. Is it time for a change?1. What is the main idea of the passage?2. The mission of ACC is to（ ）.3. The penny coin is mainly made of（ ）.4. What does the sentence “the penny’s days may be numbered” in the last paragraph probably mean?5. According to the passage, which of the following statements is NOT TRUE?

A.Many countries are trying to reduce the cost of making coins. B.These days a penny made is a penny wasted. C.There is disagreement over whether the U. S. should stop using pennies. D.Many countries have stopped using pennies.
问题2：
A.conduct online surveys B.lower the production costs of the penny C.raise money for charities D.keep the penny in use
问题3：
A.copper B.steel C.iron D.zinc
问题4：
A.The penny may be out of use very soon. B.The value of the penny may rise. C.The penny has a special place in American history. D.The penny is part of American culture.
问题5：
A.Jarden is the sole supplier of the zinc the U. S. Mint uses to make the penny. B.The majority of American people are in favor of keeping the penny. C.Many Americans fear that getting rid of the penny would cause prices to rise. D.The U. S. Mint now spends 2.4 cents to make a penny.

下列各项中，关于货币具有时问价值的原因有（)。
A.未来的投资收入预期具有不确定性
B.现在持有的货币可以用作投资，从而获得投资回报
C.生产与制造产生了货币的时间价值
D.铸币厂生产货币也需要时问
E.货币的购买力会受到通货膨胀的影响而降低

s="" a="" good="" business="" for="" jarden-since="" 2000,="" the="" company="" has="" earned="" more="" than="" $="" 800="" million.="" but="" it="" may="" not="" be="" deal="" u.s.The value of the penny has been dropping for years. In 2006, it began to cost more than a penny to make a penny. It now costs 2 C to produce a 1 C coin. Many countries have stopped using pennies. Is it time for the U.S. to do the same? Jarden and the zinc industry are fighting to keep the penny. Since 2006, Jarden has given $1.2 million to Americans for Common Cents (ACC). The group's mission is to keep the penny in use. Mark Weller is ACC's executive director. He argues that there are three main reasons for keeping the penny: Without it, we would become more reliant on the five-cent coin, which also has problems; charities（慈善机构）that depend on penny drives would not be able to raise as much money; and a 2012 survey shows that 67% of Americans want to keep the penny. Many people surveyed said they feared they would end up paying more for products. Many experts disagree with ACC. They point to the dozens of countries that have gotten rid of their lowest-value coins without raising prices for consumers. And charities don't seem too concerned either. President Barack Obama says the mint could explore using cheaper metals to make pennies. Steel is less expensive than zinc. Pennies are 97.5% zinc and 2.5% copper. But no matter what it is made of, the penny's days may be numbered. Most in-store purchases are now made with credit cards, not cash. Is it time for a change?what is the main idea of the passage? The mission of ACC is to （ ）.The penny coin is mainly made of （ ）.What does the sentence "the penny's days may be numbered" in the last paragraph probably mean?According to the passage, which of the following statements is NOT TRUE?'>

Jarden Zinc（锌）Products, a large zinc plant a few miles outside Greeneville, Tennessee, has a special claim. Since 1982, it has been the only supplier of penny blanks for the U.S. Mint (铸币厂). It's a good business for Jarden-since 2000, the company has earned more than $ 800 million. But it may not be a good deal for the U.S.The value of the penny has been dropping for years. In 2006, it began to cost more than a penny to make a penny. It now costs 2 C to produce a 1 C coin. Many countries have stopped using pennies. Is it time for the U.S. to do the same? Jarden and the zinc industry are fighting to keep the penny. Since 2006, Jarden has given $1.2 million to Americans for Common Cents (ACC). The group's mission is to keep the penny in use. Mark Weller is ACC's executive director. He argues that there are three main reasons for keeping the penny: Without it, we would become more reliant on the five-cent coin, which also has problems; charities（慈善机构）that depend on penny drives would not be able to raise as much money; and a 2012 survey shows that 67% of Americans want to keep the penny. Many people surveyed said they feared they would end up paying more for products. Many experts disagree with ACC. They point to the dozens of countries that have gotten rid of their lowest-value coins without raising prices for consumers. And charities don't seem too concerned either. President Barack Obama says the mint could explore using cheaper metals to make pennies. Steel is less expensive than zinc. Pennies are 97.5% zinc and 2.5% copper. But no matter what it is made of, the penny's days may be numbered. Most in-store purchases are now made with credit cards, not cash. Is it time for a change?what is the main idea of the passage? The mission of ACC is to （ ）.The penny coin is mainly made of （ ）.What does the sentence "the penny's days may be numbered" in the last paragraph probably mean?According to the passage, which of the following statements is NOT TRUE?

A.Many countries are trying to reduce the cost of making coins. B.These days a penny made is a penny wasted. C.There is disagreement over whether the U.S. should stop using pennies. D.Many countries have stopped using pennies.
问题2：
A.conduct