周末我们去看了场激动人心的拉力交叉赛，赛车在沥青和砂石混合赛道上飞驰。

We watched an exciting ___rallycross event where cars raced on a mixed-surface track of tarmac and gravel.

这个周末我们将去观看一场激动人心的拉力越野赛。

We're going to watch an exciting ___rallycross event this weekend.