相关MostparentsIsupposeh的文学知识

问题详情：完形填空从短文后所给的四个选项中，选出可以填入空白处的最佳选项。Mostparents,Isuppose,havehadtheexperienceofreadingabedtimestory__1__theirchildren.Andtheymusthaverealizedhowdifficultitistowritea_...