设某商品一次性付款的金额为a元,以分期付款的形式等额分成n次付清,每期期末所付款

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问题:

设某商品一次性付款的金额为a元,以分期付款的形式等额分成n次付清,每期期末所付款是x元,每期利率为r,则x=           

考点:函数、映射的概念
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诊断早期慢性肺源性心脏病的主要依据是( )

A.反复咳嗽、咳痰伴呼吸困难

B.肺气肿体征

C.颈静脉充盈

D.肺动脉高压征

E.右心功能不全表现

题型:填空题

长度不调属于()

A.毛變均分类第Ⅰ类错

B.毛變均分类第Ⅱ类错

C.毛變均分类第Ⅲ类错

D.毛變均分类第Ⅳ类错

E.毛變均分类第Ⅴ类错

题型:填空题

地下空间开发利用规划包括哪些内容?

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When I tell people that I’m a professor of communication, they often are confused (1) what the term "communication" means. Many people think mass communication is the (2) type of communication, but mass communication is only one form of communication. The study of mass communication focuses on messages that are (3) over (4) such as television, newspapers, and radio. Other areas of (5) focus on the messages individuals send to one another. Some of the major contexts in which communication is studied (6) the interpersonal context, the organizational context, and the intercultural context. A scholar studying (7) communication, for example, might examine how married couples (8) with misunderstandings and the effects these misunderstandings have on (9) satisfaction. Organizational communication scholars, on the other hand, might study (10) the communication styles used by managers and their subordinates influence productivity and efficiency in a company or factory.
My area of specialization is intercultural communication. Intercultural communication is an (11) field of study which incorporates research from disciplines (12) as social psychology, sociology, cultural anthropology, sociolinguistics, and of course, communication. One of the (13) important areas of research addressed by intercultural scholars is how misunderstandings can be (14) when people communicate with Others from different (15) . To understand the process of intercultural communication, we must study how individuals’ cultural backgrounds (16) their communication behaviors.
The area of intercultural communication is a relatively new (17) of study even in the United States. While most Chinese students studying communication in the United States (18) on mass communication, there are some who are interested in intercultural communication and plan to return to China to teach and (19) research in this area. The work of these Chinese scholars on intercultural communication is important because it will help improve (20) between Chinese and Americans in the future.

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