百度试题 题目【题文】What ___ this? A.am B.are C.is D.be 相关知识点: 试题来源: 解析 【答案】C 【解析】 试题分析:句意:这是什么?本句的主语this为第三人称单数,be动词该变为is。所以选C。 考点:考查主谓一致。反馈 收藏
本文主要分为引子、背景介绍、争论论证、结论四个部分,通过对环保观点的解析和比较,帮助读者形成对环保问题的深刻理解和清晰判断。 引子部分作者通过引用一个真实案例,即环保机构Green Seal认证中,所认证标志“绿叶”和“纯天然”的产品所含有害物质超过了国家安全标准,点明了有关环保标志的模糊、不准确性。然后,作者...
In the United States, asking someone about their job is one of the most common things to do when meeting that person for the first time. But in some other cultures, this question may be considered disrespectful, so b...
However, mathematicians use the term to denote algebriac linear, invertible relationships. Substantively there is also a problem: isomorphism may refer to the brain-experience relation, to the brain-environment relation, or to a three-way relationship of all of these. This commentary summarizes work...
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The most first impression of language was it was a vehicle of communication. But time has taught us that the breath and depth of language is much more than that,"Language is the weapon of civilization, in Ted Chiang's Arrival, heptapods...
Moreover, we find that growth in mathematical ability between age 54 months and first grade is an even stronger predictor of adolescent mathematics achievement. These results demonstrate the importance of prekindergarten mathematics knowledge and early math learning for later achievement. 展开 ...
The article is an in-depth explanation of qualitative research, an approach increasingly prevalent among today's research communities. After discussing its present spread within the health sciences, the author addresses: 1. Its definition. 2. Its characteristics, as well as its theoretical and proced...
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Patient involvement in decisions is central to patient-centered care. Yet many important decisions must be made in complex, ambiguous clinical situations i... RM Epstein,RE Gramling - 《Medical Care Research & Review Mcrr》 被引量: 74发表: 2013年 What is an emotion? The role of somatovisce...