Question

小学生近视及原因的调查报告！！！

格式这样：
一.问题的提出
二.调查方法
三.调查情况和资料整理
四.结论

Answer 1

ttrtr

Answer 2

你这作业和我们一模一样···········································································

Answer 3

1

Answer 4

s

Answer 5

这........................................................................................................是作业吧...................................................................................................................我也写了....................................................可是不想在抄一遍了...................................