读城市“各类土地利用付租能力随距离递减示意图”,图中①、②、③分别代表( )
A:商业区、住宅区、工业区
B:住宅区、工业区、商业区
C:行政区、工业区、商业区
D:行政区、商业区、文化区
巨磁电阻(GMR)在磁场中,电阻会随着磁场的增大而急剧减小,用GMR组成的电路图如图所示,S断开.A2有示数,电源电压恒定.则( )
On a ________ cold night, the little girl was ________ to death in a street corner.
How could I lie to her ________ she lived for the truth, whether it was found in music or people?
复道行空,____?
— What do you usually do in your free time?
— I usually do ____ (sport).