편입논리 100문제

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1. In the past, any absence of food led to famine or migration. Hardly any food was traded across long distances and a great number of people died without most of the world knowing about it. But in the 19th century, North American grain, Argentinean beef and Southeast Asian rice were traded in increasing quantities. The coming of steamships and refrigeration made food transport more economic. Some states, such as Britain, abandoned the policy of self- sufficiency in food and ______. But by the end of the First World War, only Europe was in any significant way dependent on food imports.
(A) suffered a great famine(B) encouraged that of emigration
(C) relied on cheap food imports(D) tried new methods of farming

2. Instinctive behavior is a pattern of behavior that an animal is born with. Spiders spinning their webs are examples of instinctive behavior. The mother spider does not teach her babies how to spin webs.

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