【正确答案】 1、Between date()and date()-10    或Between date()-10 and date()
   Between now()and now()-10    或Between now()-10 and now()
   ＞=date()-10 and＜=date()    或＞=now()-10 and＜=now()
   ＜=dateoand＞=date()-10    或＜=now()and>=now()-10