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■19問目 回答結果■
不正解！
正　解：imported from Europe.

時　間：17442秒
正解数：2問

第20問目
以下の文では、最後の文が未完成です。段落の下にリストされている4つの選択肢から、適切な文を選択してください。
Pigs have long been the most common animal for meat in many parts of the world. The reason for this is economic. The pig produces meat more efficiently than any other animal. For every 100 pounds of food that it eats, a pig produces 20 pounds of meat. In comparison, beef cattle produce .
only about 7 pounds of meat per 100 pounds of food.

more than 30 pounds of meat per 100 pounds of food.

nearly double the amount of meat per 100 pounds of food.

twice as much meat per 100 pounds of food.



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