题目

根据短文内容，从方框中选择适当的词或短语，并用其正确形式填空，使短文完整、正确。（每个词只能用一次，有两个多余选项） late    send  mean      telephone   sure    write call    I     such as    go off      clock    early Some people remember things by 1_______ notes to themselves．Then they leave the notes in obvious places，2_______ on the table or on the floor．I don’t think I like to write notes to 3_______．Most of the time I lose them or forget to look at them until it's too 4_______．I prefer t已知函数f(x)＝x3＋ax2＋bx＋c，且0＜f(－1)＝f(－2)＝f(－3)≤3，则( )A.c≤3B.3＜c≤6C.6＜c≤9D.c＞9