It's not necessary ____ the same.A、be B、is C、 to be D、being选什么?Why?

翻译it's not necessary to hurry It's not necessary _________________(相同的) it's not necessary to be the same翻译 翻译：It's not necessary to be the same. It's not necessary to the same.这句改错 it's not necessary to be the same it's necessary是什么意思 英语翻译你有必要和他谈一谈英语翻译,it's necessary _ _ _ _ a talk with him it's necessary not to make any noise in the b_______ when it's on.急 it's necessary not to make any noise in the b_______ when it's on.. it's necessary not to make any noise init's necessary not to make any noise in the b_______ when it's on. it's not necessarily 这句话对吗,是不是应该换成it's not necessary it's not right for us to _ _ _ _(上学迟到） it's not alweys necessary to look up the words()the dictionary while reading.AonBinCatDfrom An optimistic attitude is not a luxury ,it's a necessary 这句话有什么错误? Why not buy the coat?It’s really _. I find it necessary to know more about other countriesit necessary 不应该是it's necessary. It's necessary to learn English well.