【单选题】Now, go upstairs _________ and clean your room!
【简答题】分解因式:8(x 2 -2y 2 )-x(7x+y)+xy。
【简答题】阅读理解 Mr.Jenkins liked all kinds of delicious food. As an important officer, he was often asked to dinner. The shopkeepers tried their best to fawn on(巴结)him. They knew it was good for their business. ...
【单选题】某企业2012年3月发生了如下经济业务:(1)预付下季度房租20 000元;(2)收到3月份销售商品货款25 000元,款项已存入银行(3)购买1000元的办公用品;(4)预收购货方定金12 000元,货物尚未发送。以权责发生制为计算基础时,3月份的收支净额为( )元。
【简答题】分解因式:3x 2 -7x-6=______; 6x 2 -7x-5=______.
【单选题】Now,go upstairs at ( ) and clean your room.
【单选题】Now, go upstairs and clean your room!