题目内容

为享受现金折扣优惠,企业应付款日推迟到折扣期的最后一天;若供应商不提供现金折扣,企业将付款日推迟到信用期的最后一天,这是自利行为原则的应用。()

A. 对
B. 错

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1999年4月南方某大型湖泊1800亩水面泛起了一片片死鱼,湖水呈黑色,空气中弥漫着难闻的臭味,使人感到呼吸困难,头昏、恶心等。 若对此次事件进行现场调查,除向当地居民调查询问外,必须进行实验室检测的样本是

A. 死鱼和岸边土壤
B. 受污染的湖水和死鱼
C. 受污染的湖底淤泥
D. 岸边土壤和受污染的湖底淤泥
E. 受污染最严重的湖区空气

雪天行车中,在有车辙的路段要循车辙行驶。

A. 对
B. 错

Questions 1 to 5 are based on an interview. At the end of the interview you will be given 10 seconds to answer each of the following five questions. Now listen to the interview. Which of the following is true of the patient who has registered for the National Health Service according to the officer

A. He will have to pay the cost of medicines.
B. He will have to pay for the consultations with doctors.
C. He will have to pay the full cost of all their treatments.
D. He will have to consult with a doctor’s receptionist before treatment.

[问题2] 使用内部IP进行地址转换,若用一台主机连接内外两个网络,请说出两种不同的网络接法,并进行比较

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