街道两旁都是商店。

There are shops on both ___sides of the street.

这张纸的正反两面都可以用来写字。

You can write on both ___sides of this paper.

在这场讨论中，双方都坚持自己的立场。

In this discussion, both ___sides stick to their own positions.

每枚硬币都有两面，你不能只看到其中一面。

Every coin has two ___sides, you can't just focus on one.