我和我兄弟不说话。

My brother and I ___are ___not ___on ___speaking ___terms.

许多人在争吵后与亲戚不说话。

Many people ___are ___not ___on ___speaking ___terms with their relatives after arguments.

分歧之后，这两位同事互不说话。

After their disagreement, the two colleagues ___are ___not ___on ___speaking ___terms.