repeat instruction

基本解释

Can you implement a "repeat last instruction" function?
您能實現一個“重複上一條指令”的函數嗎？
Classes in junior and middle schools tend to have 50-60 students and they spend much of their time reciting. "Listen and repeat" is the teachers' main instruction.
初中和高中的教室一般有50到60個學生，他們花費大量的時間在背誦上麪，“聽然後照做”是他們老師的主要教學方法，有很多老師意識到現在班級的槼模是個嚴重的問題，特別是在語言的學習上，但是解決這些問題的方法卻很少。
There are a lot of problem based on the contradiction, such as lack of standard description, repeat construction, disjunction of resource and instruction, and the waste of reproduced resource.
這一悖論表征爲我國信息化教學資源的一些凸顯問題，如：缺乏標準描述、重複建設、資源建設與教學脫節、課堂生成性資源荒廢等。