酒精在大约60%的暴力犯罪中起作用。

Alcohol ___plays ___a ___part ___in around 60% of violent crime.

技术在这种情况下扮演着重要角色。

Technology ___plays ___an important ___part ___in this situation.

良好的沟通在建立牢固关系中起作用。

Good communication ___plays ___a ___part ___in building strong relationships.