设圆C与圆(x-5)2+y2=2,关于y=2x时称,则圆C方程为()
A、(x-3)2+(y-4)2=2
B、(x+4)2+(y-3)2=2
C、(x-3)2+(y+4)2=2
D、(x+3)2+(y+4)2=2
E、(x+3)2+(y-4)2=2
Theequipment_____outoforder,theexperimenthastobeputoff.
A、hasbeen
B、being
C、is
D、be
Ifound________toanswerallthequestionswithinthetimegiven.
A、nopossibility
B、therewasimpossibility
C、impossible
D、itimpossible
Everymanandeverywomanworkinghere_____withme.
A、isgettingalongwell
B、aregettingalongwell
C、isgotalongwel
D、aregotalongwell
设曲线L:f(x,y)=1(f(x,y)具有一阶连续偏导数),过第II象限内的点M和第IV象限内的点N,T为L上从点M到点N的一段弧,则下列小于零的是()
A、
B、
C、
D、