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问题 选择题

下列现象属于人口迁移的是

A．科学家在南极参加科学考察

B．学者去国外访问讲学

C．暑假到外地打工，勤工俭学

D．高中毕业后到外省市上大学

答案

D 

题目分析：

人口迁移的基本条件：一是跨越行政区；二是时间较长（一般一年以上）；三是定居地的变更。只有D符合。

问答题

Alex is the owner of a furniture shop. Two days ago, Betty went to the shop and asked for the selling price of a piece of furniture. Alex told Betty that there was a special offer under which the furniture was to be sold at a reduced price and that the offer would only last for two weeks. Betty told Alex that she needed time to think about the offer.The next day, Betty returned to the shop to buy the furniture. From a poster on the wall right outside the shop, she discovered that the selling price for the furniture was the regular one.Required:In relation to contract law:Advise Betty as to whether she could buy the furniture at the special price. (10 marks)
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判断题

“准备性体育”的核心在于特别强调继承和发展人类在体育学科中的文化积累。
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