许多汽车在拥挤的马路上开，以至于使汽车寸歩难行。 这句英文怎样写。

楼上的句子挺好，但是缺了谓语，呵呵。
修改一下：
There are so many cars on the crowded road that they can't move any more.

So many cars on the crowded road that they can't move any more.至于你给的原句，其实有些矛盾的。既然说很多车在路上开，后面为什么又说寸步难行呢…所以我做了下小修改，句意不变。