“需要”用的也很多，有时候会简略说为“要”或者口语中也会用到“得(děi)”。 比如：你得听我的话; 我要上班; 等等 希望能帮到你。 It's used widely as well.But sometimes we say “要” instead of the two words.And in speaking Chinese we also say “得děi” to express the meaning of “需要”.For example你得听我的话；我要上班.etc I hope that I can help you.