Mother spent _______ money on this coat, but it's _______ large for me.
A:too much; much too
B:much too; much too
C:much too; too much
D:too many; much too
一金属杆一端置于沸水中,另一端和冰接触,当沸水和冰的温度不变时,则金属杆上各点温度将不随时间而变化.试问金属杆这时是否处于平衡状态?为什么?
信息传递技术的发展使人们冲破了时空的阻隔,下列关于信息传递的说法错误的是( )