从下面提供的答案中选出应填入下列英文语句中______内的正确答案。
An expert system is a software that(1)specialist knowledge about a particular domain of(2)and is capable of making(3)decisions within that domain. Although expert systems typically focus on a very narrow domain, they have achieved dramatic success with(4)problems. This has excited widespread interest outside the research laboratories from which they emerged.
Expert systems have given rise to set of "knowledge engineering" methods constituting a new approach to design of high performance software system. This new approach represents an(5)change with revolutionary consequences.
供选择的答案:
(1) develops (2) directory (3) effect (4) encapsulates (5) evolutionary
(6) experience (7) expertise (8) intelligent (9) real-time (10) real-life