没必要去商店——冰箱里有很多食物。

There's ___no ___need to go to the store - there's plenty of food in the refrigerator.

我理解她为什么生气，但没必要用那种语言。

I understand why she was angry but there was ___no ___need for that kind of language.

没必要大喊大叫，天哪！冷静点。

There's ___no ___need to shout, for goodness' sake! Just calm down.