1-C. They used to allow natural forest fires to burn freely because they cleared excess forest growth.They used to allow natural forest fires to burn freely because they cleared excess forest growth.
2-C. The rapid growth of fresh-fruit imports has affected many aspects of the US fresh-fruit market.The rapid growth of fresh-fruit imports has affected many aspects of the US fresh-fruit market.
急速な成長は、新鮮な果物の輸入のダヨ、多くの側面に影響を与えています、米国の新鮮な果物市場のダヨ。
3-C. the growth of trade resulted in a need for more education.the growth of trade resulted in a need for more education.
貿易の成長は結果を生じた、必要性というダヨ、より多くの教育についてのダヨ。
4-C. The development of new technologies in the twentieth century meant a need for greater skills and rapid growth of secondary and higher education.The development of new technologies in the twentieth century meant a need for greater skills and rapid growth of secondary and higher education.
5-C. One important factor was the growth of trade and the rise of merchant cities, as happened in Renaissance Italy.One important factor was the growth of trade and the rise of merchant cities, as happened in Renaissance Italy.