2. 外语
  3. Without electronic computers, much of today’s advanced technology _____.

Without electronic computers, much of today’s advanced technology _____.

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问题 Without electronic computers, much of today’s advanced technology _____.
选项 A、will not have been achieved
B、have not been achieved
C、would not have been achieved
D、had not been achieved
答案C
解析
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四川省大学英语三级

大学英语三级

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