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问一道英语单选题:It'sthatcomputerscancalculateveryfastandrarelygivewronganswers.A.modernwonderB.commonknowledgeC.trabitionaluseD.newidea

题目详情
问一道英语单选题:
It's____that computers can calculate very fast and rarely give wrong answers.
A.modern wonder B.common knowledge
C.trabitional use D.new idea
▼优质解答
答案和解析
B
从句义上,计算机运算速度快、错误少是事实,所以选common knowledge,意思是常实
从语法上,题干没有量词,所以要填一个不可数名词,只有B是