從供選擇的答案，選出應填入下列英語文句中{ }內(nèi)的正確答案，把編號寫在答卷的對應欄內(nèi)。

　　While most recemt attemtion in the AI field has been focused on expert system software, AI { A } has also seen dramatic advances. Activity, In the past years was characterized by new low-cost, powerful LISP machines, the introduction of AI workstations, LISP compilers becoming available for all major professional and engineering workstations, and the personal computer emerging as a { B }tool for expert system development. The next few years will see this technology evolves further.

　　Because the{ C } of an AI computer represents a sizeable investment, companies should carefully { D } all options that are available as well as have a good idea of what the next generation of systems will offer in order to { E }the optimum system. This publication provides the Information necessary to gain this understanding.

　　供選擇的答案

　　A～E：①choice ②read ③importan ④software

　　⑤hardware ⑥significant ⑦emergence ⑧survey

　　⑨purchase ⑩select

　　【解析】

　　考試大提示參考譯文：當AI領(lǐng)域最近的注意力集中于專家系統(tǒng)軟件時，AI硬件也顯示出巨大的進展。過去一些年的活動有下述特征：新的低價格和強功能的LISP機、引進AI工作站、LISP編譯器可用于所有主要的專業(yè)或工程工作站以及個人計算機作為專家系統(tǒng)開發(fā)的值得注意的工具出現(xiàn)。最近幾年將會看到這個技術(shù)的進一步演變。

　　因為購買一個AI計算機意味著一筆相當在的投資，公司為了選擇一個最佳系統(tǒng)應仔細地考查所有可用的選擇，并對下一代系統(tǒng)將提供什么有一個好的想法。本文對了解這些東西提供了必要的信息。

　　【答案】A：⑤ B：⑥ C：⑨ D：⑧ E：⑩考試