—Would you like some milk?
—_________.
A:Yes, please
B:The same to you
C:Help yourself
D:My pleasure
***有句豪迈的诗句“坐地日行八万里,巡天遥看一千河”,其中八万里是指( )
如图,四边形ABCD为梯形,AD∥BC,∠ABC=30°,∠BCD=60°,AD=4,AB=33,则下底BC的长为( )