求下列各式中的x：
（1）（x-1）2=9；
（2）8（x3+1）=-56。
解：（1）x=4或x=-2；
（2）x=-2。
Wen Jiabao told the orphans in Wenchuan Earthquake not to cry.His words ____not
have calmed them instantly,but his concern about common people was obviously seen.
A．can
B．must
C．may
D．should
期货公司应当向营业部所在地的期货交易所提交关于变更负责人申请书和拟任负责人任职资格证明。（）
