Believe it or not, America’s favorite snack food is the potato chip．There is a story behind how it was first made．One might think that somewhere a genius thought up the first potato chips, but it didn’t happen that way．Picture an elegant restaurant in Saratoga Springs, New York, in 1853．The Moon Lake Restaurant’s menu included French-fried potatoes, a popular food recipe brought back from France by Thomas Jefferson．These were thickly cut potatoes, fried until golden brown and crisp on the outside．One evening a guest in the dining hall felt that his potatoes were too thick and sent them back to the kitchen．The cook sliced some potatoes thinner than before and prepared them for the complaining guest．He was still not satisfied and sent them back again! By this time the cook was very angry and decided to do exactly what the dinner guest wanted：slice the potatoes as thin as possible．Then they would be so crisp that the diner wouldn’t be able to use his fork to eat them．When the paper-thin browned potatoes arrived, the diner was pleased．He was so happy with them that other guests started ordering the new potatoes．The cook’s plan to stop the dinner guest complaining didn’t turn out as expected．Soon Saratoga Chips appeared on the menu and became so popular that people wanted to take some home．The restaurant started selling small packages of the potato chips．A few years later, they were sold all over the U．S．But because the potatoes had to be peeled by hand, it was a time-consuming job and potato chips were often out of stock．In the 1920s, a mechanical potato peeler was invented and soon they were potato chips in abundance．They gradually spread all over the world and have remained popular ever since．

1．According to this passage, mass production of potato chips was made possible when        ．

      A．potatoes could be peeled by machines

       B．potatoes were peeled by a large number of cooks

       C．there was a growing demand for them

       D．they first appeared in a Saratoga restaurant

2．According to this passage, the cook of the Moon Lake Restaurant        ．

       A．enjoyed making potato chips very much

       B．planned to sell potato chips everywhere

       C．wanted to silence a complaining diner

       D．was pleased that other guests liked the chips

3．Potato chips have been popular in the US          ．

       A．for more than 200 years                       B．every since 1920

       C．for less than 100 years                         D．since the 19 th century

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Believe it or not, America's favorite snack food is the potato chip. There is a story behind how it was first made. One might think that somewhere a genius thought up the first potato chips, but it didn't happen that way, Picture an elegant restaurant in Saratoga Springs, New York, in 1853. The Moon Lake Restaurant's menu included Frenchfried potatoes, a popular food recipe brought back from France by Thomas Jefferson. These were thickly cut potatoes, fried until golden brown and crisp on the outside. One evening a guest in the dining hall felt that his potatoes were too thick and sent them back to the kitchen, The cook sliced some potatoes thinner than before and prepared them for the complaining guest. He was still not satisfied and sent them back again! By this time the cook was angry and decided to do exactly what the dinner guest wanted: slice the potatoes as thin as possible. Then they would be so crisp that the diner wouldn't be able to use his fork to eat them. When the paperthin browned potatoes arrived, the diner was pleased. He was so happy with them that other guests started ordering the new potatoes. The cook's plan to stop the dinner guest from complaining did not turn out as he had planned. Soon Saratoga Chips appeared on the menu and became so popular that people wanted to take some home. The restaurant started selling small packages of the potato chips. A few years later, they were selling all over the United States. But because the potatoes had to be peeled by hand, it was a timeconsuming chore and potato chips were often out of stock. In the 1920s, a mechanical potato peeler was invented and soon there were potato chips in abundance. They gradually spread all over the world, and have remained popular ever since.

1．According to the passage, mass production of potato chips was made possible when ________.

[　　]

A．potatoes could be peeled by machines

B．potatoes were peeled by a large number of cooks

C．there was a growing demand for them

D．they first appeared in a Sarotaga restaurant

2．According to the article, the cook of the Moon Lake Restaurant ________.

[　　]

A．enjoyed making potato chips very much

B．planned to sell potato chips everywhere

C．wanted to silence a complaining diner

D．was pleased that other guests liked the chips

3．Potato chips have been popular in the U. S. A. ________.

[　　]

A．for more than 200 years

B．ever since 1920

C．for less than 100 years

D．since the 19th century