霍金對AI的警告
46BIt might be a blessing or a disaster in the making.
47CIt was extremely important to the destiny of humankind.
48AThe shift of research focus from the past to the future
49DSuper—intelligence may eventually ruin mankind.
50CThey share the same concerns about AI as academic

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賣貨給老年人
51B?They want to have a share of the seniors’ goods market
52C??collect residents’ feedback on theirproducts
53D?It is a communication system via TV instead of a computer.
54A?Winning trust from prospective customers.
55B?They are quite at ease with high-tech products.