1. The author says that the powerful .computers of today_______.
　　[ A ] are capable of reliably recognizing the shape of an object
　　[ B ] are close to exhibiting humanlike behavior
　　[ C ] are not very different in their performance from those of the 50's
　　[ D ] still cannot communicate with people in a human language
　　2. The new trend in artificial intelligence research stems from_______.
　　[ A ] the shift of the focus of study on to the recognition of the shapes of objects
　　[ B ] the belief that human intelligence cannot be duplicated with logical, step-by-step programs
　　[ C ] the aspirations of scientists to duplicate the intelligence of a ten-month-old child
　　[ D ] the efforts made by scientists in the study of the similarities between transistors and brain cells
　　3. Conrad and his group of AI researchers have been making enormous efforts to_______.
　　[ A ] find a roundabout way to design powerful computers
　　[ B ] build a computer using a clever network of switches
　　[ C ] find out how intelligence developed in nature
　　[ D ] separate the highest and most abstract levels of thought
　　4. What's the author's opinion about the new AI movement?
　　[ A ] It has created a sensation among artificial intelligence researchers, but it will soon die out.
　　[ B ] It's a breakthrough in duplicating human thought processes.
　　[ C ] It's more like a peculiar game rather than a real scientific effort.
　　[ D ] It may prove to be in the right direction though nobody is sure of its future prospects.
　　5. Which of the following is closest in meaning to the phrase “the only game in town” ( Line3, Para. 4) ?
　　[ A ] The only approach to building an artificially intelligent computer.
　　[ B ] The only way for them to win a prize in artificial intelligence research.
　　[ C ] The only area worth studying in computer science.
　　[ D ] The only game they would like to play in town.