我不想再谈论它了——让我们停止这个话题吧。

I don't want to talk about it any more - let's ___drop ___the ___subject.

我们能别再提这个了吗？这次谈话毫无进展。

Can we please ___drop ___it? This conversation is going nowhere.

当紧张局势升级时，为了保持和谐，明智的做法是停止这个话题。

To maintain harmony, it's wise to ___drop ___the ___subject when tensions rise.