以色列这个人又名什么？
参考答案：
雅各
Prices of daily goods ___________ through a computer can be lower than store prices.
A．are bought
B．bought
C．been bought
D．buying
已知a＜b＜0，c＞0，请用恰当的不等号或等号填空：（a-2）c______（b-2）c．
