問題詳情

It is hard for people living fifty years ago to imagine how advanced the technology is today. _____46_____  there would be electronic or even digital products invented. However,  _____47_____  some sci-fi movies, we might take a glimpse of the near future.In Iron Man, Jarvis, the mainframe of Tony Stark, _____48_____  a user interface which directly responds to Tony. He doesn’t need to type in commands, _____49_____  need to press any mouse button. By just _____50_____  orders or simple gestures, he could make Jarvis respond quickly and appropriately. Another movie, Avatar, once again shows us the hologram, a special effect that has several times _____51_____  audience _____51_____  in sci-fi movies. _____52_____  these possible technologies in the future might bring us more colorful life, there are some problems we should face. One is that energy resources are _____53_____ . To solve this problem, we should conserve existing resources _____54_____  look for new ones to replace them. The idea of wind and solar power systems has been _____55_____  in some places. Nevertheless, it still needs more people’s efforts to carry it out worldwide.
46.
(A) Known little did they have
(B) They have little know
(C) Did they know little
(D) Little did they know

參考答案

答案：C[無官方正解]
難度：適中0.4
統計：A(0),B(1),C(2),D(2),E(0)

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