it also brought the world’s first intensive fertilizer: Peruvian guano. And when potatoes fell to the attack of another import, the Colorado potato beetle,
C. Mann, How the potato changed the world. Smithsonian Magazine, November 2011; www.smithsonianmag.com/history-archaeology/How-the- Potato-Changed-the-World.html.’’How the Potato Changed the World’’. Charles,C.M. Smithsonian Magazine . 2011...
It took a long time to make potato chips. People peeled the potatoes by hand.Then in 1920, the automatic(自动的) potato peeler changed everything. And it became 7 to make potato chips than before. Potato chips were not a specialty at that time. They were a popular snack food, and ...
3.根据第二段中的“It took a long time to make potato chips. People peeled the potatoes by hand. Then in 1920, the automatic (自动的) potato peeler changed everything.”可知,1920年之前,制作薯片不容易。 4.通读全文可指,文中并没有提到谁发明了这种削土豆的机器。 5.根据最后一段中的“A sa...
It took a long time to make potato chips. At that time, people peeled the potatoes by hand. Then in1920, the automatic(自动的) potato peeler changed everything. And it became _7_ to make potato chips than before. And there were hundreds of 8 that sold potato chips.However, it was ...
Then in 1920, the automatic(自动的)potato peeler changed everything. And it became 7 to make potato chips than before. Potato chips were not a specialty at that time. They were a popular snack food, and there were 8 restaurants that sold potato chips. However, it was only popular in ...
Then in 1920, the automatic(自动的) potato peeler( changed everything). It was faster and easier to make potato chips. Potato chips were not a special(食品). They were a popular snack food, but only in the north.A salesman named Samplaroff wanted to sell potato chips in the south. ...
Soon Crum opened his own restaurant and made his special chips.At first, it took a long time to make potato chips. People peeled the potatoes byhand. When the automatic(自动的) potato peeler appeared, everything changed. Itwas faster and easier to make potato chips. They were a popular ...
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peeled the potatoes by hand. Then in 1920, the automatic(自动的)potato peeler changed everything. And it became___to make potato chips than before. Potato chips were not a specialty at that time. They were a popular snack food, and there were___restaurants that sold potato chips. However...