Residents of an apartment complex are considering two possible plans for collecting recyclable trash. Flan 1—Residents will deposit recyclable trash in municipal dumpsters located in the parking lot. The trash will be collected on the first and the fifteenth days of each month. Plan 2—Residents will be given individual containers for recyclable trash. The containers will be placed at the curb twice a week for trash collection. Which of the following points raised at a meeting of the residents, if valid, would most favor one of the recycling plans over the other？
A. Residents will be required to exercise care in separating recyclable trash from nonrecyclable trash.
B. For trash recycling to be successful, residents must separate recyclable bottles and cans from recyclable paper products.
C. Penalties will be levied against residents who fail to sort their trash correctly.
D. Individual recycling containers will need to be made of a strong and durable material.
E. Recyclable trash that is allowed to accumulate for two weeks will attract rodents.
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Sales of telephones have increased dramatically over the last year. In order to take advantage of this increase, Mammoth Industries plans to expand production of its own model of telephone, while continuing its already very extensive advertising of this product. Which of the following, if true, provides most support for the view that Mammoth Industries cannot increase its sales of telephones by adopting the plan outlined above？
Although it sells all of the telephones that it produces, Mammoth Industries" share of all telephone sales has declined over the last year.
B. Mammoth Industries" average inventory of telephones awaiting shipment to retailers has declined slightly over the last year.
C. Advertising has made the brand name of Mammoth Industries" telephones widely known, but few consumers know that Mammoth industries owns this brand.
D. Mammoth Industries" telephone is one of the three brands of telephone that have together accounted for the bulk of the last year"s increase in sales.
E. Despite a slight decline in the retail price, sales of Mammoth Industries" telephones have fallen in the last year.
计算机病毒为了隐蔽起见,首先依靠它的()实现自身与合法的系统程序连接在一起。
A. 系统调用部分
B. 启动部分
C. 破坏部分
D. 传染部分
美国1977年的信息化指数为_______。
A. 328
B. 342
C. 378
D. 321
新建、改建、扩建校舍，其选址、设计应当符合国家的卫生标准，并取得当地卫生行政部门和教育行政部门的许可。竣工验收应当有地方卫生行政部门和教育行政部门参加。()
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