题目内容

The students are not very satisfied with the (explain) ______ of the teacher.

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______ (他们生活方式上的差异也缩小了) by the mass-production of cheap clothes and improvements in housing.

What did Peter find when he woke up one morningHe found that the floor of his room was ______.

在面向对象的程序设计中,用来请求对象执行某一处理或回答某些信息的要求称为 【4】 。

某美国公司30天后有一笔欧元的应付货款,若预测美元对欧元将下跌,该公司可推迟支付,以减轻汇率变动的风险损失。( )

A. 对
B. 错

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