首页
登录
职称英语
Reliable knowledge of early civilizations of the Americas is 【B1】______ to a
Reliable knowledge of early civilizations of the Americas is 【B1】______ to a
游客
2023-07-29
8
管理
问题
Reliable knowledge of early civilizations of the Americas is 【B1】______ to archeological records, since so much of the 【B2】______ culture was destroyed by early 【B3】______ . Nevertheless, evidence of impressive achievements in monumental 【B4】______ as well as in the art of healing, 【B5】______ , mathematics, and engineering has been 【B6】______ that commands respect as well as 【B7】______ for the loss of this knowledge. In the field of agriculture, these civilizations left a 【B8】______ that has greatly enriched the food of today’s planet. White potatoes, corn, beans, tomatoes, squash, chocolate, tapioca, vanilla, and turkey are just 【B9】______ Lost, however, are the secrets of the Mayan astronomers and the Inca builders as well as many medicinal practices. Perhaps the greatest casualty, however, 【B10】______ . Indians in these civilizations seldom warred with nature; instead, they adapted to it. Our present concern with ecology causes us to 【B11】______. [br] 【B6】
选项
答案
uncovered
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2878562.html
相关试题推荐
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
Manhasbeenstoringupusefulknowledgeabouthimselfandtheuniverseatther
随机试题
AlanGreenspan:theMostPowerfulGuyWiththeAmeric
关于生物利用度的说法不正确的是A.是药物进入体循环的速度和程度,是一个相对的概念
A.动脉导管未闭 B.房间隔缺损(继发孔) C.法洛四联征 D.房间隔缺损
门静脉高压顽固性腹水的最有效治疗为()A.补充白蛋白,限制钠盐 B.限制水钠摄
判断小儿体格发育的主要指标是()A.体重、身高 B.牙齿、囟门 C.运
血涂片制备过程中不会影响血片质量的是A.血膜厚薄B.静脉血标本C.新玻片D.染料
过敏性紫癜的实验室检查对确诊比较有价值的是A.血小板计数及功能试验B.骨髓象检查
下列各项不属于投入期产品生命周期策略的是()。A、改善产品策略 B、
营养学家:宣传任何一种保健品能治病都是骗人的。但是,对于饮食不规律的人群来说,服
根据《公路工程质量检验评定标准》JTGF80/1-2004,沥青混凝土面层的质量
最新回复
(
0
)