【单选题】It took a lot of imagination to come up with such an ______ plan.
【单选题】What will Mr. Smith do to get more customers?
A.
To offer better service and develop the most advanced technology.
B.
To invite more experts.
C.
To get customers through in 30 seconds.
【单选题】下列唐代诗人按出生年代先后的顺序排列正确的是( )。
【单选题】( )佛教包容了北传佛教、南传佛教和藏传佛教三大体系。
【单选题】曲线y=x 4 -2x 3 +3x在点P(-1,0)处的切线的斜率为( )
【单选题】需增加局部照明的作业面,增加的局部照明照度值宜按该场所一般照明照度值的 ( )倍选取。
【单选题】已知曲线y= 1 3 x 3 + 1 2 x 2 +4x-7在点Q处的切线的倾斜角α满足sin 2 α= 16 17 ,则此切线的方程为( )
A.
4x-y+7=0或4x-y-6 5 6 =0
C.
4x-y-7=0或4x-y-6 5 6 =0