根据短文内容，判断正T误F。
Potato chips are Americans' favourite snack (零食).Where do potato chips come from? In
1853, a native American named George Crum made the first potato chips. Crum was a chef in an
expensive restaurant in Saratoga Springs, New York.  One day,a customer did not like the French
fries. He said they were too thick. So Crum made more, this time, thinner. The customer still
didn't like them. Crum got unhappy. He decided to make the customer angry. So he cut the potatoes
very thin. The customer loved them.
Other people wanted Crum's potato chips. Now, there was a new food on the menu-Saratoga
chips. Soon Crum opened his own restaurant and made his special chips.
It took a long time to make potato chips. People peeled the potatoes by hand. Then, in1920, the
automatic(自动的)potato peeler changed everything. Now it was faster and easier to
make potato chips. Now potato chips were not a specialty. They were a popular snack food, but
only in the north.
A salesman named Herman Lay wanted to sell potato chips in the south. He sold potato chips
in bags.  His business grew.  Today, Americans eat a lot of potato chips every day.
(     )1. At first the French fries were very thin.
(     )2. To make the customer angry, George Crum made the first potato chips.
(     )3. Before 1920, it was not easy to make the potato chips.
(     )4. George Crum invented a kind of machine which could peel potatoes.
(     )5.lt was George Crum who brought the potato chips to the south.

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