Neverbefore_______sorapidlydevelopingasitistoday．
A、hasourcountrybeenA
此题考查倒装句。否定词位于句首，句子应该部分倒装。句意：我们国家从来没有像今天一样进步如此迅速。
Neverbefore_______sorapidlydevelopingasitistoday．
Robotsdifferfromautomaticmachines________aftercompletionofonespecifictask，theycanbereprogrammedbyacomputertodoanotherone.
Anxietycan________withchildren’sperformanceatschool.
Thestudentsarerequiredto________themainideasofthearticleintheirownwords.
英语翻译：我不明白她如何能在一天之内做那么多事情。
