2020年10月云南省成人自考报名流程步骤讲解

Curiosity is not only a possible motivation, it is also a great help in your learning languages. Remember that a language is not 11 a grammatical system. It is the 12 of a certain culture of different cultures. It is no good 13 strings of words and lists of grammatical rules 14 you know as much as possible about the background of the language, so that you can understand the ideas conveyed and the references made, as well as the inferences which can 15 the information clearly given. So learn as much as you can about the different cultures which 16 English-watch television programs, listen to the radio, try to obtain 17 and magazines written by native speakers, look at advertisements, and, above all, read-not textbooks, 18 novels, poems and plays. They will show you how a language is 19 used. The English language is a living form. of expression which derives much of its 20 from the context, and much of its effect from a whole network of extra-linguistic knowledge.

11．A. just B. even C. so D. that

我国社会主义货币流通的两种形式是( )

A．现金流通和非现金流通 B．银行转账和非现金流通

C．商业流通和银行流通 D．货币投放和货币回笼

案例：恒通商场与瑞达电器集团于2007年11月份订立了空调供销合同，约定：瑞达电器集团于2008年5月底交付立式空调500台，每台价格4000元，恒通商场于合同签订时向瑞达电器集团支付30万元定金。2008年3月，由于气象部门预测今年将持续高温，瑞达电器集团的空调被定购一空，且每台价格达5000元。2008年3月底，瑞达电器集团发函给恒通商场，要求调高空调的价格，但恒通商场不同意。瑞达电器集团明确表示，将不会供应空调给恒通商场。2008年4月3日，恒通商场按合同约定通过银行向瑞达电器集团支付了全部货款。瑞达电器集团拒收货款，同时在4月5日发函给恒通商场，以情势变更为由，宣布取消双方之间的空调供销合同。恒通商场起诉至法院。

请根据问题，选出最正确的答案。

2008年3月底，瑞达电器集团明确表示，不会供应空调给恒通商场。该行为在法律上属于( )

A．拒绝履行行为

B．情势变更行为

C．不可抗力行为

D．不安抗辩行为