B. Correct or improve the translation of the following Chinese sentences
原文：中国是个农耕古国，其生产周期与大自然四季一轮的周期同步。译文：China has been an old agricultural country, its production cycle keeps in step with the cycle of the four seasons.改译：
【正确答案】：
AS CHINA HAS BEEN AN OLD AGRICULTURAL COUNTRY, ITS PRODUCTION CYCLE COINCIDES WITH THE CYCLE OF THE FOUR SEASONS.
【题目解析】：As China has been an old agricultural country, its production cycle coincides with the cycle of the four seasons.考点：动词短语“与……同步”的准确翻译；分句间逻辑关系的理解与翻译。