technology is more advanced
technology is more advanced than theirs, but they are ______________ fast.(单选题).catching up.,.ca答案是.catching up,出自国家开放大学系统2024年国家开放大学答案">
At the moment our technology is more advanced than theirs, but they are ______________ fast.(单选题) .catching up.,. catching on.,. catching at.,. catching out
题目 更新时间：2024/9/1
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