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  3. Decades of research have shown that knowledge and understanding cannot be rigorously evaluated through a series of 90-minute exa

Decades of research have shown that knowledge and understanding cannot be rigorously evaluated through a series of 90-minute exa

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问题     Decades of research have shown that knowledge and understanding cannot be rigorously evaluated through a series of 90-minute exams. The【C1】________exam paradigm is stressful, unpleasant, can turn students away from education. And【C2】________we persist globally to rely on these blunt instruments, sending students off to universities and the workplace ill-equipped for their futures. Perhaps one reason for the long-lasting【C3】________of "stop and test" forms of assessment is that the【C4】________available so far have been unattractive and equally, or even more unreliable than current examination systems.
    【C5】________, the situation is now different and a realistic and economically attractive alternative【C6】________at our fingertips. We have the technology to build a(n) 【C7】________assessment system — one based on artificial intelligence (AI)  — but we now need to see if we have the social and moral appetite to disrupt tradition.
    AI can be【C8】________as the ability of computer systems to behave in ways that we would think of as essentially human. AI systems are designed to interact with the world【C9】________capabilities, such as speech recognition, and intelligent behaviours, such as assessing a situation and taking sensible actions【C10】________a goal. The use of AI in our day-to-day life has increased exponentially. Clever AI has penetrated general use to become so useful that it is not【C11】________as AI anymore. We trust it with our personal, medical and financial data without a【C12】________, so why not【C13】________it with the assessment of our children’s knowledge and understanding?
    The application of AI to education has been the subject of academic research for more than 30 years, with the aim of making "【C14】________precise and explicit forms of educational, psychological and social knowledge which are often left【C15】________The evidence from existing AI systems that assess learning as well as provide tutoring is positive with respect to their assessment accuracy.
【C4】
选项 A、alternatives
B、performances
C、initiatives
D、endeavours
答案A
解析 本题考查名词词义辨析及对语句的理解。A可供选择的事物；B表现；C自发行为；D努力。原文是说到目前为止，可用的替代方法没有吸引力，和当前的考试制度一样不可靠，甚至更不可靠。
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