已知平面α∥平面β，m⊂α，n⊂β，且直线m与n不平行．记平面α、β的距离为d1，直线m、n的距离为d2，则（ ）
A：d1＜d2
B：d1=d2
C：d1＞d2
D：d1与d2大小不确定
I have a lot of homework to do today, _____ I cannot go swimming with you.
