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问题 单项选择题

急性化脓性阑尾炎，主要的病理改变是指（）。

A.炎症限于阑尾黏膜下层

B.炎症艰于阑尾黏膜层

C.炎症限于浆膜层

D.腹腔内有脓性液体

E.阑尾管壁各层有小脓肿形成

答案

参考答案：E

解答题

函数y=f（x）在（-1，1）上是减函数，且为奇函数，满足f（a2-a-1）+f（a-2）＞0，试求a的范围．
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问答题

Caz is a director of Dull plc, but she also carries out her own business as a wholesale supplier of specialist metals under the name of Era Ltd.Last year Dull plc entered into a contract to buy a large consignment of metal from Era Ltd. Caz attended the board meeting that approved the contract and voted in favour of it, without revealing any link with Era Ltd.Required:Analyse the situation explaining any potential liability that Caz may have in relation to the sale of the metal to Dull plc by Era Ltd. (10 marks)
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