⑥Is Google really wrecking our memory? The answer is “it depends.” The Columbia University report doesn’t offer evidence of actual memory diminishing. Instead, the suggestion is that, influenced by Internet and search engine use, our memories are switching job hats and becoming more external. Instead of remembering “ends,” we’re remembering “means.” Search engines like Google are simply becoming extensions of our brains, sort of like wireless electronic devices.
The result of the Columbia University research is that （）.
A、
search engines may weaken our memory
B、
the way we remember things may be changed
C、
our memory may rely heavily on external information
D、
search engines may extend our memory of information
【正确答案】：D
【题目解析】：
根据题干，定位到第六段哥伦比亚大学的研究结果Is Google really wrecking our memory? The answer is “it depends.” 然后中心句是最后一句Search engines like Google are simply becoming extensions of our brains, sort of like wireless electronic devices. 因此选D选项。